2731451646552 has 64 divisors (see below), whose sum is σ = 6875566176000. Its totient is φ = 904228617600.

The previous prime is 2731451646499. The next prime is 2731451646569. The reversal of 2731451646552 is 2556461541372.

It is a junction number, because it is equal to n+sod(n) for n = 2731451646495 and 2731451646504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14762838 + ... + 14946714.

It is an arithmetic number, because the mean of its divisors is an integer number (107430721500).

Almost surely, 2^{2731451646552} is an apocalyptic number.

It is an amenable number.

2731451646552 is an abundant number, since it is smaller than the sum of its proper divisors (4144114529448).

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

2731451646552 is a wasteful number, since it uses less digits than its factorization.

2731451646552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188136 (or 188132 counting only the distinct ones).

The product of its digits is 6048000, while the sum is 51.

The spelling of 2731451646552 in words is "two trillion, seven hundred thirty-one billion, four hundred fifty-one million, six hundred forty-six thousand, five hundred fifty-two".