253536855 has 64 divisors (see below), whose sum is σ = 501742080. Its totient is φ = 107481600.

The previous prime is 253536809. The next prime is 253536887. The reversal of 253536855 is 558635352.

It is not a de Polignac number, because 253536855 - 2⁶ = 253536791 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 37645 + ... + 43865.

It is an arithmetic number, because the mean of its divisors is an integer number (7839720).

Almost surely, 2^253536855 is an apocalyptic number.

253536855 is a deficient number, since it is larger than the sum of its proper divisors (248205225).

253536855 is a wasteful number, since it uses less digits than its factorization.

253536855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6272.

The product of its digits is 540000, while the sum is 42.

The square root of 253536855 is about 15922.8406699307. The cubic root of 253536855 is about 632.9173964871.

The spelling of 253536855 in words is "two hundred fifty-three million, five hundred thirty-six thousand, eight hundred fifty-five".