158252293632 has 80 divisors (see below), whose sum is σ = 423358974720. Its totient is φ = 52529928192.

The previous prime is 158252293603. The next prime is 158252293663. The reversal of 158252293632 is 236392252851.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151563 + ... + 582645.

It is an arithmetic number, because the mean of its divisors is an integer number (5291987184).

Almost surely, 2^158252293632 is an apocalyptic number.

158252293632 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 158252293632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (211679487360).

158252293632 is an abundant number, since it is smaller than the sum of its proper divisors (265106681088).

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

158252293632 is an equidigital number, since it uses as much as digits as its factorization.

158252293632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431343 (or 431327 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 48.

The spelling of 158252293632 in words is "one hundred fifty-eight billion, two hundred fifty-two million, two hundred ninety-three thousand, six hundred thirty-two".