253045178102 has 8 divisors (see below), whose sum is σ = 379575458112. Its totient is φ = 126520025400.

The previous prime is 253045178081. The next prime is 253045178107. The reversal of 253045178102 is 201871540352.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253045178107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1155974 + ... + 1357337.

It is an arithmetic number, because the mean of its divisors is an integer number (47446932264).

Almost surely, 2^253045178102 is an apocalyptic number.

253045178102 is a deficient number, since it is larger than the sum of its proper divisors (126530280010).

253045178102 is a wasteful number, since it uses less digits than its factorization.

253045178102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2563654.

The product of its (nonzero) digits is 67200, while the sum is 38.

The spelling of 253045178102 in words is "two hundred fifty-three billion, forty-five million, one hundred seventy-eight thousand, one hundred two".