157677007753 has 4 divisors (see below), whose sum is σ = 157702858308. Its totient is φ = 157651157200.

The previous prime is 157677007729. The next prime is 157677007769. The reversal of 157677007753 is 357700776751.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 68734681929 + 88942325824 = 262173^2 + 298232^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-157677007753 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 157677007694 and 157677007703.

It is not an unprimeable number, because it can be changed into a prime (157677007783) 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, 12916126 + ... + 12928327.

It is an arithmetic number, because the mean of its divisors is an integer number (39425714577).

Almost surely, 2^157677007753 is an apocalyptic number.

It is an amenable number.

157677007753 is a deficient number, since it is larger than the sum of its proper divisors (25850555).

157677007753 is an equidigital number, since it uses as much as digits as its factorization.

157677007753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25850554.

The product of its (nonzero) digits is 7563150, while the sum is 55.

The spelling of 157677007753 in words is "one hundred fifty-seven billion, six hundred seventy-seven million, seven thousand, seven hundred fifty-three".