27406955356 has 24 divisors (see below), whose sum is σ = 52391188080. Its totient is φ = 12441321600.

The previous prime is 27406955339. The next prime is 27406955357. The reversal of 27406955356 is 65355960472.

It is a super-2 number, since 2×27406955356² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27406955357) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 375771 + ... + 442738.

It is an arithmetic number, because the mean of its divisors is an integer number (2182966170).

Almost surely, 2^27406955356 is an apocalyptic number.

It is an amenable number.

27406955356 is a deficient number, since it is larger than the sum of its proper divisors (24984232724).

27406955356 is a wasteful number, since it uses less digits than its factorization.

27406955356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 819285 (or 819283 counting only the distinct ones).

The product of its (nonzero) digits is 6804000, while the sum is 52.

The spelling of 27406955356 in words is "twenty-seven billion, four hundred six million, nine hundred fifty-five thousand, three hundred fifty-six".