1016127837556 has 24 divisors (see below), whose sum is σ = 1917292728960. Its totient is φ = 468423081312.

The previous prime is 1016127837547. The next prime is 1016127837601. The reversal of 1016127837556 is 6557387216101.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a congruent number.

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, 11601736 + ... + 11688991.

It is an arithmetic number, because the mean of its divisors is an integer number (79887197040).

Almost surely, 2^{1016127837556} is an apocalyptic number.

It is an amenable number.

1016127837556 is a deficient number, since it is larger than the sum of its proper divisors (901164891404).

1016127837556 is a wasteful number, since it uses less digits than its factorization.

1016127837556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23291583 (or 23291581 counting only the distinct ones).

The product of its (nonzero) digits is 2116800, while the sum is 52.

The spelling of 1016127837556 in words is "one trillion, sixteen billion, one hundred twenty-seven million, eight hundred thirty-seven thousand, five hundred fifty-six".