12255520354 has 32 divisors (see below), whose sum is σ = 24267620736. Its totient is φ = 4494001920.

The previous prime is 12255520327. The next prime is 12255520357. The reversal of 12255520354 is 45302555221.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (12255520357) 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, 2338009 + ... + 2343244.

It is an arithmetic number, because the mean of its divisors is an integer number (758363148).

Almost surely, 2^12255520354 is an apocalyptic number.

12255520354 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12255520354 is a deficient number, since it is larger than the sum of its proper divisors (12012100382).

12255520354 is a wasteful number, since it uses less digits than its factorization.

12255520354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4681290.

The product of its (nonzero) digits is 60000, while the sum is 34.

The spelling of 12255520354 in words is "twelve billion, two hundred fifty-five million, five hundred twenty thousand, three hundred fifty-four".