616426206252 has 24 divisors (see below), whose sum is σ = 1438345134576. Its totient is φ = 205472927808.

The previous prime is 616426206217. The next prime is 616426206281. The reversal of 616426206252 is 252602624616.

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, 926178 + ... + 1445910.

It is an arithmetic number, because the mean of its divisors is an integer number (59931047274).

Almost surely, 2^616426206252 is an apocalyptic number.

It is an amenable number.

616426206252 is an abundant number, since it is smaller than the sum of its proper divisors (821918928324).

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

616426206252 is a wasteful number, since it uses less digits than its factorization.

616426206252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618577 (or 618575 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 42.

The spelling of 616426206252 in words is "six hundred sixteen billion, four hundred twenty-six million, two hundred six thousand, two hundred fifty-two".