235157117420 has 12 divisors (see below), whose sum is σ = 493829946624. Its totient is φ = 94062846960.

The previous prime is 235157117417. The next prime is 235157117449. The reversal of 235157117420 is 24711751532.

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, 5878927916 + ... + 5878927955.

It is an arithmetic number, because the mean of its divisors is an integer number (41152495552).

Almost surely, 2^235157117420 is an apocalyptic number.

235157117420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

235157117420 is an abundant number, since it is smaller than the sum of its proper divisors (258672829204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

235157117420 is a wasteful number, since it uses less digits than its factorization.

235157117420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11757855880 (or 11757855878 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 38.

Adding to 235157117420 its reverse (24711751532), we get a palindrome (259868868952).

The spelling of 235157117420 in words is "two hundred thirty-five billion, one hundred fifty-seven million, one hundred seventeen thousand, four hundred twenty".