2651421302464 has 56 divisors (see below), whose sum is σ = 5796553635216. Its totient is φ = 1193258880000.

The previous prime is 2651421302443. The next prime is 2651421302471. The reversal of 2651421302464 is 4642031241562.

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, 18573567 + ... + 18715774.

Almost surely, 2^{2651421302464} is an apocalyptic number.

It is an amenable number.

2651421302464 is an abundant number, since it is smaller than the sum of its proper divisors (3145132332752).

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

2651421302464 is a wasteful number, since it uses less digits than its factorization.

2651421302464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37289465 (or 37289455 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 40.

The spelling of 2651421302464 in words is "two trillion, six hundred fifty-one billion, four hundred twenty-one million, three hundred two thousand, four hundred sixty-four".