2669520431994 has 32 divisors (see below), whose sum is σ = 5761542837120. Its totient is φ = 819704256192.

The previous prime is 2669520431957. The next prime is 2669520432001. The reversal of 2669520431994 is 4991340259662.

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 15 ways as a sum of consecutive naturals, for example, 35100229 + ... + 35176200.

It is an arithmetic number, because the mean of its divisors is an integer number (180048213660).

Almost surely, 2^{2669520431994} is an apocalyptic number.

2669520431994 is an abundant number, since it is smaller than the sum of its proper divisors (3092022405126).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2669520431994 is a wasteful number, since it uses less digits than its factorization.

2669520431994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70276934.

The product of its (nonzero) digits is 25194240, while the sum is 60.

The spelling of 2669520431994 in words is "two trillion, six hundred sixty-nine billion, five hundred twenty million, four hundred thirty-one thousand, nine hundred ninety-four".