64312264106554 has 4 divisors (see below), whose sum is σ = 96468396159834. Its totient is φ = 32156132053276.

The previous prime is 64312264106521. The next prime is 64312264106561. The reversal of 64312264106554 is 45560146221346.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 38549259528025 + 25763004578529 = 6208805^2 + 5075727^2 .

It is a super-2 number, since 2×64312264106554² (a number of 28 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 64312264106498 and 64312264106507.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16078066026637 + ... + 16078066026640.

Almost surely, 2^{64312264106554} is an apocalyptic number.

64312264106554 is a deficient number, since it is larger than the sum of its proper divisors (32156132053280).

64312264106554 is a wasteful number, since it uses less digits than its factorization.

64312264106554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32156132053279.

The product of its (nonzero) digits is 4147200, while the sum is 49.

The spelling of 64312264106554 in words is "sixty-four trillion, three hundred twelve billion, two hundred sixty-four million, one hundred six thousand, five hundred fifty-four".