15530100004 has 24 divisors (see below), whose sum is σ = 27453081600. Its totient is φ = 7686637056.

The previous prime is 15530099999. The next prime is 15530100023. The reversal of 15530100004 is 40000103551.

It is a super-2 number, since 2×15530100004² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194049 + ... + 262135.

It is an arithmetic number, because the mean of its divisors is an integer number (1143878400).

Almost surely, 2^15530100004 is an apocalyptic number.

It is an amenable number.

15530100004 is a deficient number, since it is larger than the sum of its proper divisors (11922981596).

15530100004 is a wasteful number, since it uses less digits than its factorization.

15530100004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68667 (or 68665 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

Adding to 15530100004 its reverse (40000103551), we get a palindrome (55530203555).

The spelling of 15530100004 in words is "fifteen billion, five hundred thirty million, one hundred thousand, four".