2155501163051 has 2 divisors, whose sum is σ = 2155501163052. Its totient is φ = 2155501163050.

The previous prime is 2155501162967. The next prime is 2155501163083. The reversal of 2155501163051 is 1503611055512.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2155501163051 - 2¹⁰ = 2155501162027 is a prime.

It is not a weakly prime, because it can be changed into another prime (2155501163351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1077750581525 + 1077750581526.

It is an arithmetic number, because the mean of its divisors is an integer number (1077750581526).

Almost surely, 2^{2155501163051} is an apocalyptic number.

2155501163051 is a deficient number, since it is larger than the sum of its proper divisors (1).

2155501163051 is an equidigital number, since it uses as much as digits as its factorization.

2155501163051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22500, while the sum is 35.

The spelling of 2155501163051 in words is "two trillion, one hundred fifty-five billion, five hundred one million, one hundred sixty-three thousand, fifty-one".