305396714312 has 32 divisors (see below), whose sum is σ = 573944217600. Its totient is φ = 152345090304.

The previous prime is 305396714243. The next prime is 305396714317. The reversal of 305396714312 is 213417693503.

It is a super-2 number, since 2×305396714312² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (305396714317) 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, 19935968 + ... + 19951280.

It is an arithmetic number, because the mean of its divisors is an integer number (17935756800).

Almost surely, 2^305396714312 is an apocalyptic number.

It is an amenable number.

305396714312 is a deficient number, since it is larger than the sum of its proper divisors (268547503288).

305396714312 is a wasteful number, since it uses less digits than its factorization.

305396714312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20925 (or 20921 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 44.

The spelling of 305396714312 in words is "three hundred five billion, three hundred ninety-six million, seven hundred fourteen thousand, three hundred twelve".