211056631260 has 24 divisors (see below), whose sum is σ = 590958567696. Its totient is φ = 56281768320.

The previous prime is 211056631243. The next prime is 211056631273. The reversal of 211056631260 is 62136650112.

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, 1758805201 + ... + 1758805320.

It is an arithmetic number, because the mean of its divisors is an integer number (24623273654).

Almost surely, 2^211056631260 is an apocalyptic number.

211056631260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211056631260 is an abundant number, since it is smaller than the sum of its proper divisors (379901936436).

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

211056631260 is a wasteful number, since it uses less digits than its factorization.

211056631260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3517610533 (or 3517610531 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The spelling of 211056631260 in words is "two hundred eleven billion, fifty-six million, six hundred thirty-one thousand, two hundred sixty".