253401510531050 has 96 divisors (see below), whose sum is σ = 539472922689792. Its totient is φ = 86749306490880.

The previous prime is 253401510531041. The next prime is 253401510531061. The reversal of 253401510531050 is 50135015104352.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 253401510531050.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2003221604 + ... + 2003348096.

It is an arithmetic number, because the mean of its divisors is an integer number (5619509611352).

Almost surely, 2^{253401510531050} is an apocalyptic number.

253401510531050 is an abundant number, since it is smaller than the sum of its proper divisors (286071412158742).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

253401510531050 is a wasteful number, since it uses less digits than its factorization.

253401510531050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135112 (or 135107 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 35.

The spelling of 253401510531050 in words is "two hundred fifty-three trillion, four hundred one billion, five hundred ten million, five hundred thirty-one thousand, fifty".