124032512155272 has 64 divisors (see below), whose sum is σ = 366598558108800. Its totient is φ = 34215865420800.

The previous prime is 124032512155271. The next prime is 124032512155283. The reversal of 124032512155272 is 272551215230421.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (124032512155271) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12729111729 + ... + 12729121472.

It is an arithmetic number, because the mean of its divisors is an integer number (5728102470450).

Almost surely, 2^{124032512155272} is an apocalyptic number.

124032512155272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

124032512155272 is an abundant number, since it is smaller than the sum of its proper divisors (242566045953528).

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

124032512155272 is a wasteful number, since it uses less digits than its factorization.

124032512155272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25458233246 (or 25458233242 counting only the distinct ones).

The product of its (nonzero) digits is 336000, while the sum is 42.

Adding to 124032512155272 its reverse (272551215230421), we get a palindrome (396583727385693).

The spelling of 124032512155272 in words is "one hundred twenty-four trillion, thirty-two billion, five hundred twelve million, one hundred fifty-five thousand, two hundred seventy-two".