157226338752 has 112 divisors (see below), whose sum is σ = 491816501760. Its totient is φ = 43372772352.

The previous prime is 157226338751. The next prime is 157226338807. The reversal of 157226338752 is 257833622751.

It is a tau number, because it is divible by the number of its divisors (112).

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 157226338695 and 157226338704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157226338751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1977988 + ... + 2055939.

Almost surely, 2^157226338752 is an apocalyptic number.

157226338752 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

157226338752 is an abundant number, since it is smaller than the sum of its proper divisors (334590163008).

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

157226338752 is a wasteful number, since it uses less digits than its factorization.

157226338752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4033978 (or 4033968 counting only the distinct ones).

The product of its digits is 4233600, while the sum is 51.

The spelling of 157226338752 in words is "one hundred fifty-seven billion, two hundred twenty-six million, three hundred thirty-eight thousand, seven hundred fifty-two".