2150662441556 has 24 divisors (see below), whose sum is σ = 3803929226496. Its totient is φ = 1063834087680.

The previous prime is 2150662441457. The next prime is 2150662441567. The reversal of 2150662441556 is 6551442660512.

It is a super-2 number, since 2×2150662441556² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2150662441556.

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, 64346 + ... + 2074961.

It is an arithmetic number, because the mean of its divisors is an integer number (158497051104).

Almost surely, 2^{2150662441556} is an apocalyptic number.

It is an amenable number.

2150662441556 is a deficient number, since it is larger than the sum of its proper divisors (1653266784940).

2150662441556 is a wasteful number, since it uses less digits than its factorization.

2150662441556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2141999 (or 2141997 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 47.

The spelling of 2150662441556 in words is "two trillion, one hundred fifty billion, six hundred sixty-two million, four hundred forty-one thousand, five hundred fifty-six".