2631445612608 has 56 divisors (see below), whose sum is σ = 6964986283360. Its totient is φ = 876818488320.

The previous prime is 2631445612603. The next prime is 2631445612637. The reversal of 2631445612608 is 8062165441362.

It is a super-2 number, since 2×2631445612608² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (2631445612603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2066653 + ... + 3087708.

It is an arithmetic number, because the mean of its divisors is an integer number (124374755060).

Almost surely, 2^{2631445612608} is an apocalyptic number.

It is an amenable number.

2631445612608 is an abundant number, since it is smaller than the sum of its proper divisors (4333540670752).

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

2631445612608 is a wasteful number, since it uses less digits than its factorization.

2631445612608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5157035 (or 5157025 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 48.

The spelling of 2631445612608 in words is "two trillion, six hundred thirty-one billion, four hundred forty-five million, six hundred twelve thousand, six hundred eight".