225102820454 has 32 divisors (see below), whose sum is σ = 367316782560. Its totient is φ = 103106304000.

The previous prime is 225102820447. The next prime is 225102820469. The reversal of 225102820454 is 454028201522.

It is a super-2 number, since 2×225102820454² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

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, 463247 + ... + 815354.

It is an arithmetic number, because the mean of its divisors is an integer number (11478649455).

Almost surely, 2^225102820454 is an apocalyptic number.

225102820454 is a deficient number, since it is larger than the sum of its proper divisors (142213962106).

225102820454 is a wasteful number, since it uses less digits than its factorization.

225102820454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1278776.

The product of its (nonzero) digits is 51200, while the sum is 35.

The spelling of 225102820454 in words is "two hundred twenty-five billion, one hundred two million, eight hundred twenty thousand, four hundred fifty-four".