157674072490 has 16 divisors (see below), whose sum is σ = 309614542560. Its totient is φ = 57336026320.

The previous prime is 157674072487. The next prime is 157674072529. The reversal of 157674072490 is 94270476751.

It is a happy number.

157674072490 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×157674072490² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 716700220 + ... + 716700439.

It is an arithmetic number, because the mean of its divisors is an integer number (19350908910).

Almost surely, 2^157674072490 is an apocalyptic number.

157674072490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

157674072490 is a deficient number, since it is larger than the sum of its proper divisors (151940470070).

157674072490 is a wasteful number, since it uses less digits than its factorization.

157674072490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1433400677.

The product of its (nonzero) digits is 2963520, while the sum is 52.

The spelling of 157674072490 in words is "one hundred fifty-seven billion, six hundred seventy-four million, seventy-two thousand, four hundred ninety".