55641240113626 has 16 divisors (see below), whose sum is σ = 86352499081800. Its totient is φ = 26857354724928.

The previous prime is 55641240113617. The next prime is 55641240113659. The reversal of 55641240113626 is 62631104214655.

It can be written as a sum of positive squares in 4 ways, for example, as 48049865103601 + 7591375010025 = 6931801^2 + 2755245^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69843465 + ... + 70635628.

Almost surely, 2^{55641240113626} is an apocalyptic number.

55641240113626 is a deficient number, since it is larger than the sum of its proper divisors (30711258968174).

55641240113626 is a wasteful number, since it uses less digits than its factorization.

55641240113626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140485953.

The product of its (nonzero) digits is 1036800, while the sum is 46.

The spelling of 55641240113626 in words is "fifty-five trillion, six hundred forty-one billion, two hundred forty million, one hundred thirteen thousand, six hundred twenty-six".