157277640322 has 16 divisors (see below), whose sum is σ = 260255138400. Its totient is φ = 70686579040.

The previous prime is 157277640293. The next prime is 157277640329. The reversal of 157277640322 is 223046772751.

It is a super-2 number, since 2×157277640322² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (157277640329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40160872 + ... + 40164787.

It is an arithmetic number, because the mean of its divisors is an integer number (16265946150).

Almost surely, 2^157277640322 is an apocalyptic number.

157277640322 is a deficient number, since it is larger than the sum of its proper divisors (102977498078).

157277640322 is a wasteful number, since it uses less digits than its factorization.

157277640322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80325761.

The product of its (nonzero) digits is 987840, while the sum is 46.

The spelling of 157277640322 in words is "one hundred fifty-seven billion, two hundred seventy-seven million, six hundred forty thousand, three hundred twenty-two".