225013557740 has 24 divisors (see below), whose sum is σ = 472611020112. Its totient is φ = 89989699520.

The previous prime is 225013557737. The next prime is 225013557763. The reversal of 225013557740 is 47755310522.

It is a super-2 number, since 2×225013557740² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 865034 + ... + 1094673.

It is an arithmetic number, because the mean of its divisors is an integer number (19692125838).

Almost surely, 2^225013557740 is an apocalyptic number.

225013557740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

225013557740 is an abundant number, since it is smaller than the sum of its proper divisors (247597462372).

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

225013557740 is a wasteful number, since it uses less digits than its factorization.

225013557740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1965457 (or 1965455 counting only the distinct ones).

The product of its (nonzero) digits is 294000, while the sum is 41.

The spelling of 225013557740 in words is "two hundred twenty-five billion, thirteen million, five hundred fifty-seven thousand, seven hundred forty".