2651431544632 has 16 divisors (see below), whose sum is σ = 5353852157640. Its totient is φ = 1223737635936.

The previous prime is 2651431544609. The next prime is 2651431544639. The reversal of 2651431544632 is 2364451341562.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2651431544639) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12747266938 + ... + 12747267145.

Almost surely, 2^{2651431544632} is an apocalyptic number.

It is an amenable number.

2651431544632 is an abundant number, since it is smaller than the sum of its proper divisors (2702420613008).

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

2651431544632 is a wasteful number, since it uses less digits than its factorization.

2651431544632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25494534102 (or 25494534098 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 46.

The spelling of 2651431544632 in words is "two trillion, six hundred fifty-one billion, four hundred thirty-one million, five hundred forty-four thousand, six hundred thirty-two".