212057465092 has 48 divisors (see below), whose sum is σ = 405974016000. Its totient is φ = 96119321760.

The previous prime is 212057465077. The next prime is 212057465153. The reversal of 212057465092 is 290564750212.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48870259 + ... + 48874597.

It is an arithmetic number, because the mean of its divisors is an integer number (8457792000).

Almost surely, 2^212057465092 is an apocalyptic number.

212057465092 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

212057465092 is a deficient number, since it is larger than the sum of its proper divisors (193916550908).

212057465092 is a wasteful number, since it uses less digits than its factorization.

212057465092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7216 (or 7214 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 43.

The spelling of 212057465092 in words is "two hundred twelve billion, fifty-seven million, four hundred sixty-five thousand, ninety-two".