157295345643 has 6 divisors (see below), whose sum is σ = 227204388164. Its totient is φ = 104863563756.

The previous prime is 157295345621. The next prime is 157295345651. The reversal of 157295345643 is 346543592751.

157295345643 is a `hidden beast` number, since 1 + 5 + 7 + 29 + 53 + 4 + 564 + 3 = 666.

It is not a de Polignac number, because 157295345643 - 2⁵ = 157295345611 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 157295345643.

It is not an unprimeable number, because it can be changed into a prime (157295345143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8738630305 + ... + 8738630322.

Almost surely, 2^157295345643 is an apocalyptic number.

157295345643 is a deficient number, since it is larger than the sum of its proper divisors (69909042521).

157295345643 is a wasteful number, since it uses less digits than its factorization.

157295345643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17477260633 (or 17477260630 counting only the distinct ones).

The product of its digits is 13608000, while the sum is 54.

The spelling of 157295345643 in words is "one hundred fifty-seven billion, two hundred ninety-five million, three hundred forty-five thousand, six hundred forty-three".