157772150 has 24 divisors (see below), whose sum is σ = 293835360. Its totient is φ = 63027360.

The previous prime is 157772137. The next prime is 157772161. The reversal of 157772150 is 51277751.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 157772150.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50432 + ... + 53468.

It is an arithmetic number, because the mean of its divisors is an integer number (12243140).

Almost surely, 2^157772150 is an apocalyptic number.

157772150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

157772150 is a deficient number, since it is larger than the sum of its proper divisors (136063210).

157772150 is a wasteful number, since it uses less digits than its factorization.

157772150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4088 (or 4083 counting only the distinct ones).

The product of its (nonzero) digits is 17150, while the sum is 35.

The square root of 157772150 is about 12560.7384337068. The cubic root of 157772150 is about 540.3520224124.

The spelling of 157772150 in words is "one hundred fifty-seven million, seven hundred seventy-two thousand, one hundred fifty".