30699723402 has 24 divisors (see below), whose sum is σ = 66519354720. Its totient is φ = 10232735400.

The previous prime is 30699723391. The next prime is 30699723403. The reversal of 30699723402 is 20432799603.

It is not an unprimeable number, because it can be changed into a prime (30699723403) by changing a digit.

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 in 11 ways as a sum of consecutive naturals, for example, 582027 + ... + 632577.

It is an arithmetic number, because the mean of its divisors is an integer number (2771639780).

Almost surely, 2^30699723402 is an apocalyptic number.

30699723402 is an abundant number, since it is smaller than the sum of its proper divisors (35819631318).

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

30699723402 is a wasteful number, since it uses less digits than its factorization.

30699723402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84298 (or 84295 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 45.

The spelling of 30699723402 in words is "thirty billion, six hundred ninety-nine million, seven hundred twenty-three thousand, four hundred two".