2641407221572 has 36 divisors (see below), whose sum is σ = 5382711453504. Its totient is φ = 1130860921680.

The previous prime is 2641407221567. The next prime is 2641407221581. The reversal of 2641407221572 is 2751227041462.

It is a super-2 number, since 2×2641407221572² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6778704 + ... + 7157767.

Almost surely, 2^{2641407221572} is an apocalyptic number.

It is an amenable number.

2641407221572 is an abundant number, since it is smaller than the sum of its proper divisors (2741304231932).

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

2641407221572 is a wasteful number, since it uses less digits than its factorization.

2641407221572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13937456 (or 13937447 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 43.

The spelling of 2641407221572 in words is "two trillion, six hundred forty-one billion, four hundred seven million, two hundred twenty-one thousand, five hundred seventy-two".