65742426654 has 16 divisors (see below), whose sum is σ = 135038498448. Its totient is φ = 21321868032.

The previous prime is 65742426637. The next prime is 65742426677. The reversal of 65742426654 is 45662424756.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 65742426597 and 65742426606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148068307 + ... + 148068750.

It is an arithmetic number, because the mean of its divisors is an integer number (8439906153).

Almost surely, 2^65742426654 is an apocalyptic number.

65742426654 is an abundant number, since it is smaller than the sum of its proper divisors (69296071794).

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

65742426654 is a wasteful number, since it uses less digits than its factorization.

65742426654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296137099.

The product of its digits is 9676800, while the sum is 51.

The spelling of 65742426654 in words is "sixty-five billion, seven hundred forty-two million, four hundred twenty-six thousand, six hundred fifty-four".