1064525769451 has 4 divisors (see below), whose sum is σ = 1079108314312. Its totient is φ = 1049943224592.

The previous prime is 1064525769347. The next prime is 1064525769499. The reversal of 1064525769451 is 1549675254601.

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

It is a cyclic number.

It is not a de Polignac number, because 1064525769451 - 2¹⁹ = 1064525245163 is a prime.

It is a super-2 number, since 2×1064525769451² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1064525769392 and 1064525769401.

It is not an unprimeable number, because it can be changed into a prime (1064525769551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7291272321 + ... + 7291272466.

It is an arithmetic number, because the mean of its divisors is an integer number (269777078578).

Almost surely, 2^{1064525769451} is an apocalyptic number.

1064525769451 is a deficient number, since it is larger than the sum of its proper divisors (14582544861).

1064525769451 is an equidigital number, since it uses as much as digits as its factorization.

1064525769451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14582544860.

The product of its (nonzero) digits is 9072000, while the sum is 55.

The spelling of 1064525769451 in words is "one trillion, sixty-four billion, five hundred twenty-five million, seven hundred sixty-nine thousand, four hundred fifty-one".