69122462976064 has 21 divisors (see below), whose sum is σ = 137165019452877. Its totient is φ = 34561198232064.

The previous prime is 69122462976029. The next prime is 69122462976103. The reversal of 69122462976064 is 46067926422196.

The square root of 69122462976064 is 8313992.

It is a perfect power (a square), and thus also a powerful number.

69122462976064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 41365581465664 + 27756881510400 = 6431608^2 + 5268480^2 .

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 69122462975987 and 69122462976005.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 65992312 + ... + 67031560.

Almost surely, 2^{69122462976064} is an apocalyptic number.

69122462976064 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

69122462976064 is the 8313992-nd square number.

It is an amenable number.

69122462976064 is a deficient number, since it is larger than the sum of its proper divisors (68042556476813).

69122462976064 is an frugal number, since it uses more digits than its factorization.

69122462976064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2078510 (or 1039251 counting only the distinct ones).

The product of its (nonzero) digits is 94058496, while the sum is 64.

69122462976064 divided by its sum of digits (64) gives a square (1080038484001 = 1039249²).

The spelling of 69122462976064 in words is "sixty-nine trillion, one hundred twenty-two billion, four hundred sixty-two million, nine hundred seventy-six thousand, sixty-four".