306464472919 has 12 divisors (see below), whose sum is σ = 354586996120. Its totient is φ = 263940692400.

The previous prime is 306464472871. The next prime is 306464472961. The reversal of 306464472919 is 919274464603.

It is not a de Polignac number, because 306464472919 - 2⁷ = 306464472791 is a prime.

It is a super-2 number, since 2×306464472919² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 306464472919.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (306464472989) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66649392 + ... + 66653989.

Almost surely, 2^306464472919 is an apocalyptic number.

306464472919 is a deficient number, since it is larger than the sum of its proper divisors (48122523201).

306464472919 is a wasteful number, since it uses less digits than its factorization.

306464472919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133303422 (or 133303411 counting only the distinct ones).

The product of its (nonzero) digits is 7838208, while the sum is 55.

The spelling of 306464472919 in words is "three hundred six billion, four hundred sixty-four million, four hundred seventy-two thousand, nine hundred nineteen".