2644060143156 has 96 divisors (see below), whose sum is σ = 6238328140800. Its totient is φ = 871579680000.

The previous prime is 2644060143121. The next prime is 2644060143161. The reversal of 2644060143156 is 6513410604462.

It is a super-2 number, since 2×2644060143156² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 527648691 + ... + 527653701.

It is an arithmetic number, because the mean of its divisors is an integer number (64982584800).

Almost surely, 2^{2644060143156} is an apocalyptic number.

It is an amenable number.

2644060143156 is an abundant number, since it is smaller than the sum of its proper divisors (3594267997644).

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

2644060143156 is a wasteful number, since it uses less digits than its factorization.

2644060143156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6485 (or 6483 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 42.

The spelling of 2644060143156 in words is "two trillion, six hundred forty-four billion, sixty million, one hundred forty-three thousand, one hundred fifty-six".