616364412436 has 6 divisors (see below), whose sum is σ = 1078637721770. Its totient is φ = 308182206216.

The previous prime is 616364412319. The next prime is 616364412457. The reversal of 616364412436 is 634214463616.

It can be written as a sum of positive squares in only one way, i.e., 319797036036 + 296567376400 = 565506^2 + 544580^2 .

It is a super-2 number, since 2×616364412436² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77045551551 + ... + 77045551558.

Almost surely, 2^616364412436 is an apocalyptic number.

It is an amenable number.

616364412436 is a deficient number, since it is larger than the sum of its proper divisors (462273309334).

616364412436 is a wasteful number, since it uses less digits than its factorization.

616364412436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154091103113 (or 154091103111 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 46.

The spelling of 616364412436 in words is "six hundred sixteen billion, three hundred sixty-four million, four hundred twelve thousand, four hundred thirty-six".