253210032155 has 8 divisors (see below), whose sum is σ = 304102542192. Its totient is φ = 202401023328.

The previous prime is 253210032043. The next prime is 253210032203. The reversal of 253210032155 is 551230012352.

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 253210032155 - 2¹² = 253210028059 is a prime.

It is a super-2 number, since 2×253210032155² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20868629 + ... + 20880758.

It is an arithmetic number, because the mean of its divisors is an integer number (38012817774).

Almost surely, 2^253210032155 is an apocalyptic number.

253210032155 is a deficient number, since it is larger than the sum of its proper divisors (50892510037).

253210032155 is a wasteful number, since it uses less digits than its factorization.

253210032155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41750605.

The product of its (nonzero) digits is 9000, while the sum is 29.

The spelling of 253210032155 in words is "two hundred fifty-three billion, two hundred ten million, thirty-two thousand, one hundred fifty-five".