2669520432056 has 8 divisors (see below), whose sum is σ = 5005350810120. Its totient is φ = 1334760216024.

The previous prime is 2669520432053. The next prime is 2669520432077. The reversal of 2669520432056 is 6502340259662.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 2669520431995 and 2669520432013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2669520432053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166845026996 + ... + 166845027011.

It is an arithmetic number, because the mean of its divisors is an integer number (625668851265).

Almost surely, 2^{2669520432056} is an apocalyptic number.

It is an amenable number.

2669520432056 is a deficient number, since it is larger than the sum of its proper divisors (2335830378064).

2669520432056 is a wasteful number, since it uses less digits than its factorization.

2669520432056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333690054013 (or 333690054009 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 50.

The spelling of 2669520432056 in words is "two trillion, six hundred sixty-nine billion, five hundred twenty million, four hundred thirty-two thousand, fifty-six".