158318467272 has 384 divisors, whose sum is σ = 543845664000. Its totient is φ = 42401802240.

The previous prime is 158318467267. The next prime is 158318467291. The reversal of 158318467272 is 272764813851.

158318467272 is a `hidden beast` number, since 1 + 58 + 318 + 4 + 6 + 7 + 272 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 48398997 + ... + 48402267.

It is an arithmetic number, because the mean of its divisors is an integer number (1416264750).

Almost surely, 2^158318467272 is an apocalyptic number.

158318467272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 158318467272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (271922832000).

158318467272 is an abundant number, since it is smaller than the sum of its proper divisors (385527196728).

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

158318467272 is a wasteful number, since it uses less digits than its factorization.

158318467272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3586 (or 3569 counting only the distinct ones).

The product of its digits is 4515840, while the sum is 54.

The spelling of 158318467272 in words is "one hundred fifty-eight billion, three hundred eighteen million, four hundred sixty-seven thousand, two hundred seventy-two".