253200166998 has 32 divisors (see below), whose sum is σ = 510332888832. Its totient is φ = 83745900000.

The previous prime is 253200166997. The next prime is 253200167021. The reversal of 253200166998 is 899661002352.

It is a super-2 number, since 2×253200166998² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 253200166998.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253200166991) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 641748 + ... + 958248.

It is an arithmetic number, because the mean of its divisors is an integer number (15947902776).

Almost surely, 2^253200166998 is an apocalyptic number.

253200166998 is an abundant number, since it is smaller than the sum of its proper divisors (257132721834).

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

253200166998 is a wasteful number, since it uses less digits than its factorization.

253200166998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317540.

The product of its (nonzero) digits is 1399680, while the sum is 51.

The spelling of 253200166998 in words is "two hundred fifty-three billion, two hundred million, one hundred sixty-six thousand, nine hundred ninety-eight".