272232147537 has 96 divisors (see below), whose sum is σ = 474312412800. Its totient is φ = 153856475136.

The previous prime is 272232147491. The next prime is 272232147547. The reversal of 272232147537 is 735741232272.

272232147537 is a `hidden beast` number, since 2 + 72 + 2 + 3 + 2 + 1 + 47 + 537 = 666.

It is not a de Polignac number, because 272232147537 - 2¹⁴ = 272232131153 is a prime.

It is a super-2 number, since 2×272232147537² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 272232147492 and 272232147501.

It is not an unprimeable number, because it can be changed into a prime (272232147547) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 81774289 + ... + 81777617.

It is an arithmetic number, because the mean of its divisors is an integer number (4940754300).

Almost surely, 2^272232147537 is an apocalyptic number.

272232147537 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

272232147537 is a deficient number, since it is larger than the sum of its proper divisors (202080265263).

272232147537 is a wasteful number, since it uses less digits than its factorization.

272232147537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4012 (or 3999 counting only the distinct ones).

The product of its digits is 987840, while the sum is 45.

The spelling of 272232147537 in words is "two hundred seventy-two billion, two hundred thirty-two million, one hundred forty-seven thousand, five hundred thirty-seven".