65257452342 has 48 divisors (see below), whose sum is σ = 143745030000. Its totient is φ = 21391451136.

The previous prime is 65257452331. The next prime is 65257452349. The reversal of 65257452342 is 24325475256.

65257452342 is a `hidden beast` number, since 6 + 5 + 257 + 4 + 52 + 342 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65257452349) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 669534 + ... + 760782.

It is an arithmetic number, because the mean of its divisors is an integer number (2994688125).

Almost surely, 2^65257452342 is an apocalyptic number.

65257452342 is an abundant number, since it is smaller than the sum of its proper divisors (78487577658).

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

65257452342 is a wasteful number, since it uses less digits than its factorization.

65257452342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91917 (or 91914 counting only the distinct ones).

The product of its digits is 2016000, while the sum is 45.

The spelling of 65257452342 in words is "sixty-five billion, two hundred fifty-seven million, four hundred fifty-two thousand, three hundred forty-two".