525964894329 has 16 divisors (see below), whose sum is σ = 801501925760. Its totient is φ = 300539514240.

The previous prime is 525964894291. The next prime is 525964894339. The reversal of 525964894329 is 923498469525.

It is not a de Polignac number, because 525964894329 - 2⁷ = 525964894201 is a prime.

It is a super-2 number, since 2×525964894329² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 525964894329.

It is not an unprimeable number, because it can be changed into a prime (525964894339) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 65967 + ... + 1027755.

It is an arithmetic number, because the mean of its divisors is an integer number (50093870360).

Almost surely, 2^525964894329 is an apocalyptic number.

It is an amenable number.

525964894329 is a deficient number, since it is larger than the sum of its proper divisors (275537031431).

525964894329 is a wasteful number, since it uses less digits than its factorization.

525964894329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 987840.

The product of its digits is 167961600, while the sum is 66.

The spelling of 525964894329 in words is "five hundred twenty-five billion, nine hundred sixty-four million, eight hundred ninety-four thousand, three hundred twenty-nine".