212626555402 has 16 divisors (see below), whose sum is σ = 336884689152. Its totient is φ = 100491168960.

The previous prime is 212626555391. The next prime is 212626555417. The reversal of 212626555402 is 204555626212.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39874783 + ... + 39880114.

It is an arithmetic number, because the mean of its divisors is an integer number (21055293072).

Almost surely, 2^212626555402 is an apocalyptic number.

212626555402 is a deficient number, since it is larger than the sum of its proper divisors (124258133750).

212626555402 is a wasteful number, since it uses less digits than its factorization.

212626555402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79754973.

The product of its (nonzero) digits is 288000, while the sum is 40.

The spelling of 212626555402 in words is "two hundred twelve billion, six hundred twenty-six million, five hundred fifty-five thousand, four hundred two".