27952229400 has 96 divisors (see below), whose sum is σ = 88120699200. Its totient is φ = 7327580800.

The previous prime is 27952229387. The next prime is 27952229401. The reversal of 27952229400 is 492225972.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27952229401) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 359406 + ... + 430205.

It is an arithmetic number, because the mean of its divisors is an integer number (917923950).

Almost surely, 2^27952229400 is an apocalyptic number.

27952229400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27952229400 is an abundant number, since it is smaller than the sum of its proper divisors (60168469800).

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

27952229400 is a wasteful number, since it uses less digits than its factorization.

27952229400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 789689 (or 789680 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 27952229400 in words is "twenty-seven billion, nine hundred fifty-two million, two hundred twenty-nine thousand, four hundred".