158193413478 has 32 divisors (see below), whose sum is σ = 362880952320. Its totient is φ = 51030132840.

The previous prime is 158193413471. The next prime is 158193413491. The reversal of 158193413478 is 874314391851.

158193413478 is a `hidden beast` number, since 1 + 5 + 81 + 93 + 4 + 1 + 3 + 478 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158193413471) 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, 47248450 + ... + 47251797.

It is an arithmetic number, because the mean of its divisors is an integer number (11340029760).

Almost surely, 2^158193413478 is an apocalyptic number.

158193413478 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

158193413478 is an abundant number, since it is smaller than the sum of its proper divisors (204687538842).

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

158193413478 is a wasteful number, since it uses less digits than its factorization.

158193413478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94500289 (or 94500283 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 54.

The spelling of 158193413478 in words is "one hundred fifty-eight billion, one hundred ninety-three million, four hundred thirteen thousand, four hundred seventy-eight".