616736730266 has 16 divisors (see below), whose sum is σ = 943554998400. Its totient is φ = 302274561888.

The previous prime is 616736730263. The next prime is 616736730283. The reversal of 616736730266 is 662037637616.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (616736730263) 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, 14019035 + ... + 14062958.

It is an arithmetic number, because the mean of its divisors is an integer number (58972187400).

Almost surely, 2^616736730266 is an apocalyptic number.

616736730266 is a deficient number, since it is larger than the sum of its proper divisors (326818268134).

616736730266 is a wasteful number, since it uses less digits than its factorization.

616736730266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28082213.

The product of its (nonzero) digits is 6858432, while the sum is 53.

The spelling of 616736730266 in words is "six hundred sixteen billion, seven hundred thirty-six million, seven hundred thirty thousand, two hundred sixty-six".