157573461377 has 4 divisors (see below), whose sum is σ = 158154913536. Its totient is φ = 156992009220.

The previous prime is 157573461371. The next prime is 157573461389. The reversal of 157573461377 is 773164375751.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 157573461377 - 2¹⁰ = 157573460353 is a prime.

It is a super-2 number, since 2×157573461377² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (157573461371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 290725673 + ... + 290726214.

It is an arithmetic number, because the mean of its divisors is an integer number (39538728384).

Almost surely, 2^157573461377 is an apocalyptic number.

It is an amenable number.

157573461377 is a deficient number, since it is larger than the sum of its proper divisors (581452159).

157573461377 is an equidigital number, since it uses as much as digits as its factorization.

157573461377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581452158.

The product of its digits is 12965400, while the sum is 56.

The spelling of 157573461377 in words is "one hundred fifty-seven billion, five hundred seventy-three million, four hundred sixty-one thousand, three hundred seventy-seven".