158235532851 has 32 divisors (see below), whose sum is σ = 236863662336. Its totient is φ = 93118032000.

The previous prime is 158235532843. The next prime is 158235532853.

158235532851 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 158235532851 - 2³ = 158235532843 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 158235532851.

It is not an unprimeable number, because it can be changed into a prime (158235532853) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 467541 + ... + 731481.

It is an arithmetic number, because the mean of its divisors is an integer number (7401989448).

Almost surely, 2^158235532851 is an apocalyptic number.

158235532851 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

158235532851 is a deficient number, since it is larger than the sum of its proper divisors (78628129485).

158235532851 is a wasteful number, since it uses less digits than its factorization.

158235532851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264483.

The product of its digits is 1440000, while the sum is 48.

The spelling of 158235532851 in words is "one hundred fifty-eight billion, two hundred thirty-five million, five hundred thirty-two thousand, eight hundred fifty-one".