2156051583683 has 8 divisors (see below), whose sum is σ = 2177450760960. Its totient is φ = 2134653428800.

The previous prime is 2156051583613. The next prime is 2156051583691. The reversal of 2156051583683 is 3863851506512.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2156051583683 - 2¹⁸ = 2156051321539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2156051583613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4401983 + ... + 4867191.

It is an arithmetic number, because the mean of its divisors is an integer number (272181345120).

Almost surely, 2^{2156051583683} is an apocalyptic number.

2156051583683 is a deficient number, since it is larger than the sum of its proper divisors (21399177277).

2156051583683 is a wasteful number, since it uses less digits than its factorization.

2156051583683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511197.

The product of its (nonzero) digits is 5184000, while the sum is 53.

The spelling of 2156051583683 in words is "two trillion, one hundred fifty-six billion, fifty-one million, five hundred eighty-three thousand, six hundred eighty-three".