72009214375 has 30 divisors (see below), whose sum is σ = 102862742136. Its totient is φ = 49365576000.

The previous prime is 72009214357. The next prime is 72009214393. The reversal of 72009214375 is 57341290027.

It is an interprime number because it is at equal distance from previous prime (72009214357) and next prime (72009214393).

It is not a de Polignac number, because 72009214375 - 2⁷ = 72009214247 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 17747347 + ... + 17751403.

Almost surely, 2^72009214375 is an apocalyptic number.

72009214375 is a deficient number, since it is larger than the sum of its proper divisors (30853527761).

72009214375 is an frugal number, since it uses more digits than its factorization.

72009214375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8141 (or 4069 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 40.

The spelling of 72009214375 in words is "seventy-two billion, nine million, two hundred fourteen thousand, three hundred seventy-five".