2153054531155 has 32 divisors (see below), whose sum is σ = 2915983722240. Its totient is φ = 1511733928320.

The previous prime is 2153054531153. The next prime is 2153054531209. The reversal of 2153054531155 is 5511354503512.

It is not a de Polignac number, because 2153054531155 - 2¹ = 2153054531153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2153054531153) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21109992 + ... + 21211738.

It is an arithmetic number, because the mean of its divisors is an integer number (91124491320).

Almost surely, 2^{2153054531155} is an apocalyptic number.

2153054531155 is a deficient number, since it is larger than the sum of its proper divisors (762929191085).

2153054531155 is a wasteful number, since it uses less digits than its factorization.

2153054531155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115059.

The product of its (nonzero) digits is 225000, while the sum is 40.

The spelling of 2153054531155 in words is "two trillion, one hundred fifty-three billion, fifty-four million, five hundred thirty-one thousand, one hundred fifty-five".