27229390916 has 48 divisors (see below), whose sum is σ = 58911089664. Its totient is φ = 10723729536.

The previous prime is 27229390913. The next prime is 27229390963. The reversal of 27229390916 is 61909392272.

It is not an unprimeable number, because it can be changed into a prime (27229390913) 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, 86555 + ... + 248898.

It is an arithmetic number, because the mean of its divisors is an integer number (1227314368).

Almost surely, 2^27229390916 is an apocalyptic number.

27229390916 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

27229390916 is an abundant number, since it is smaller than the sum of its proper divisors (31681698748).

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

27229390916 is a wasteful number, since it uses less digits than its factorization.

27229390916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335700 (or 335698 counting only the distinct ones).

The product of its (nonzero) digits is 734832, while the sum is 50.

The spelling of 27229390916 in words is "twenty-seven billion, two hundred twenty-nine million, three hundred ninety thousand, nine hundred sixteen".