15000470019 has 24 divisors (see below), whose sum is σ = 21888438000. Its totient is φ = 9898459200.

The previous prime is 15000470003. The next prime is 15000470021. The reversal of 15000470019 is 91007400051.

It is not a de Polignac number, because 15000470019 - 2⁴ = 15000470003 is a prime.

It is a super-2 number, since 2×15000470019² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 15000469974 and 15000470001.

It is not an unprimeable number, because it can be changed into a prime (15000470059) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1023757 + ... + 1038305.

It is an arithmetic number, because the mean of its divisors is an integer number (912018250).

Almost surely, 2^15000470019 is an apocalyptic number.

15000470019 is a deficient number, since it is larger than the sum of its proper divisors (6887967981).

15000470019 is a wasteful number, since it uses less digits than its factorization.

15000470019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15715 (or 15712 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The spelling of 15000470019 in words is "fifteen billion, four hundred seventy thousand, nineteen".