2657961395484 has 48 divisors (see below), whose sum is σ = 6210543995040. Its totient is φ = 884754074880.

The previous prime is 2657961395471. The next prime is 2657961395497. The reversal of 2657961395484 is 4845931697562.

It is an interprime number because it is at equal distance from previous prime (2657961395471) and next prime (2657961395497).

It is a super-3 number, since 3×2657961395484³ (a number of 38 digits) contains 333 as substring.

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, 66076962 + ... + 66117174.

It is an arithmetic number, because the mean of its divisors is an integer number (129386333230).

Almost surely, 2^{2657961395484} is an apocalyptic number.

It is an amenable number.

2657961395484 is an abundant number, since it is smaller than the sum of its proper divisors (3552582599556).

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

2657961395484 is a wasteful number, since it uses less digits than its factorization.

2657961395484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47750 (or 47748 counting only the distinct ones).

The product of its digits is 391910400, while the sum is 69.

The spelling of 2657961395484 in words is "two trillion, six hundred fifty-seven billion, nine hundred sixty-one million, three hundred ninety-five thousand, four hundred eighty-four".