2156336013145 has 8 divisors (see below), whose sum is σ = 2588217727680. Its totient is φ = 1724659135920.

The previous prime is 2156336013137. The next prime is 2156336013151. The reversal of 2156336013145 is 5413106336512.

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

It is not a de Polignac number, because 2156336013145 - 2³ = 2156336013137 is a prime.

It is a super-2 number, since 2×2156336013145² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2156336013098 and 2156336013107.

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, 51186165 + ... + 51228274.

It is an arithmetic number, because the mean of its divisors is an integer number (323527215960).

Almost surely, 2^{2156336013145} is an apocalyptic number.

It is an amenable number.

2156336013145 is a deficient number, since it is larger than the sum of its proper divisors (431881714535).

2156336013145 is a wasteful number, since it uses less digits than its factorization.

2156336013145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102418655.

The product of its (nonzero) digits is 194400, while the sum is 40.

The spelling of 2156336013145 in words is "two trillion, one hundred fifty-six billion, three hundred thirty-six million, thirteen thousand, one hundred forty-five".