30101556004 has 27 divisors (see below), whose sum is σ = 57050107443. Its totient is φ = 13890943872.

The previous prime is 30101555983. The next prime is 30101556007. The reversal of 30101556004 is 40065510103.

The square root of 30101556004 is 173498.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 20908581604 + 9192974400 = 144598^2 + 95880^2 .

It is a super-2 number, since 2×30101556004² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 30101556004.

It is not an unprimeable number, because it can be changed into a prime (30101556007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4507612 + ... + 4514284.

Almost surely, 2^30101556004 is an apocalyptic number.

30101556004 is the 173498-th square number.

It is an amenable number.

30101556004 is a deficient number, since it is larger than the sum of its proper divisors (26948551439).

30101556004 is an frugal number, since it uses more digits than its factorization.

30101556004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13376 (or 6688 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

Multiplying 30101556004 by its sum of digits (25), we get a square (752538900100 = 867490²).

The spelling of 30101556004 in words is "thirty billion, one hundred one million, five hundred fifty-six thousand, four".