157550165553 has 8 divisors (see below), whose sum is σ = 229163877216. Its totient is φ = 95484948800.

The previous prime is 157550165533. The next prime is 157550165573. The reversal of 157550165553 is 355561055751.

It is an interprime number because it is at equal distance from previous prime (157550165533) and next prime (157550165573).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 157550165553 - 2²¹ = 157548068401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (157550165503) 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, 2387123688 + ... + 2387123753.

It is an arithmetic number, because the mean of its divisors is an integer number (28645484652).

Almost surely, 2^157550165553 is an apocalyptic number.

It is an amenable number.

157550165553 is a deficient number, since it is larger than the sum of its proper divisors (71613711663).

157550165553 is a wasteful number, since it uses less digits than its factorization.

157550165553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4774247455.

The product of its (nonzero) digits is 1968750, while the sum is 48.

The spelling of 157550165553 in words is "one hundred fifty-seven billion, five hundred fifty million, one hundred sixty-five thousand, five hundred fifty-three".