15106217272 has 32 divisors (see below), whose sum is σ = 30094135200. Its totient is φ = 7108789632.

The previous prime is 15106217267. The next prime is 15106217281. The reversal of 15106217272 is 27271260151.

It is a super-2 number, since 2×15106217272² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

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, 152868 + ... + 231475.

It is an arithmetic number, because the mean of its divisors is an integer number (940441725).

Almost surely, 2^15106217272 is an apocalyptic number.

It is an amenable number.

15106217272 is a deficient number, since it is larger than the sum of its proper divisors (14987917928).

15106217272 is an equidigital number, since it uses as much as digits as its factorization.

15106217272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384400 (or 384362 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 34.

The spelling of 15106217272 in words is "fifteen billion, one hundred six million, two hundred seventeen thousand, two hundred seventy-two".