157285858022 has 8 divisors (see below), whose sum is σ = 235949738400. Its totient is φ = 78635945224.

The previous prime is 157285858003. The next prime is 157285858031. The reversal of 157285858022 is 220858582751.

It is a happy number.

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

It is a super-2 number, since 2×157285858022² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3463697 + ... + 3508812.

It is an arithmetic number, because the mean of its divisors is an integer number (29493717300).

Almost surely, 2^157285858022 is an apocalyptic number.

157285858022 is a deficient number, since it is larger than the sum of its proper divisors (78663880378).

157285858022 is a wasteful number, since it uses less digits than its factorization.

157285858022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6983790.

The product of its (nonzero) digits is 3584000, while the sum is 53.

The spelling of 157285858022 in words is "one hundred fifty-seven billion, two hundred eighty-five million, eight hundred fifty-eight thousand, twenty-two".