253055401455 has 16 divisors (see below), whose sum is σ = 406704291840. Its totient is φ = 134357664288.

The previous prime is 253055401381. The next prime is 253055401463. The reversal of 253055401455 is 554104550352.

It is not a de Polignac number, because 253055401455 - 2⁹ = 253055400943 is a prime.

It is a super-2 number, since 2×253055401455² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37822575 + ... + 37829264.

It is an arithmetic number, because the mean of its divisors is an integer number (25419018240).

Almost surely, 2^253055401455 is an apocalyptic number.

253055401455 is a deficient number, since it is larger than the sum of its proper divisors (153648890385).

253055401455 is a wasteful number, since it uses less digits than its factorization.

253055401455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75652070.

The product of its (nonzero) digits is 300000, while the sum is 39.

The spelling of 253055401455 in words is "two hundred fifty-three billion, fifty-five million, four hundred one thousand, four hundred fifty-five".