65425992242 has 32 divisors (see below), whose sum is σ = 109905223680. Its totient is φ = 29002639680.

The previous prime is 65425992227. The next prime is 65425992253. The reversal of 65425992242 is 24229952456.

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, 83138 + ... + 371165.

It is an arithmetic number, because the mean of its divisors is an integer number (3434538240).

Almost surely, 2^65425992242 is an apocalyptic number.

65425992242 is a deficient number, since it is larger than the sum of its proper divisors (44479231438).

65425992242 is a wasteful number, since it uses less digits than its factorization.

65425992242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454538.

The product of its digits is 3110400, while the sum is 50.

The spelling of 65425992242 in words is "sixty-five billion, four hundred twenty-five million, nine hundred ninety-two thousand, two hundred forty-two".