73319452272 has 60 divisors (see below), whose sum is σ = 223846514424. Its totient is φ = 22218015360.

The previous prime is 73319452253. The next prime is 73319452277. The reversal of 73319452272 is 27225491337.

73319452272 is a `hidden beast` number, since 7 + 3 + 31 + 94 + 522 + 7 + 2 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73319452277) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23142183 + ... + 23145350.

Almost surely, 2^73319452272 is an apocalyptic number.

73319452272 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

73319452272 is an abundant number, since it is smaller than the sum of its proper divisors (150527062152).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73319452272 is a wasteful number, since it uses less digits than its factorization.

73319452272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46287558 (or 46287549 counting only the distinct ones).

The product of its digits is 635040, while the sum is 45.

The spelling of 73319452272 in words is "seventy-three billion, three hundred nineteen million, four hundred fifty-two thousand, two hundred seventy-two".