235140718986 has 32 divisors (see below), whose sum is σ = 522557484480. Its totient is φ = 78376856688.

The previous prime is 235140718957. The next prime is 235140718993. The reversal of 235140718986 is 689817041532.

235140718986 is a `hidden beast` number, since 2 + 3 + 51 + 407 + 189 + 8 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1381180 + ... + 1542056.

It is an arithmetic number, because the mean of its divisors is an integer number (16329921390).

It is a 1-persistent number, because it is pandigital, but 2⋅235140718986 = 470281437972 is not.

Almost surely, 2^235140718986 is an apocalyptic number.

235140718986 is an abundant number, since it is smaller than the sum of its proper divisors (287416765494).

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

235140718986 is a wasteful number, since it uses less digits than its factorization.

235140718986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187955 (or 187949 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 54.

The spelling of 235140718986 in words is "two hundred thirty-five billion, one hundred forty million, seven hundred eighteen thousand, nine hundred eighty-six".