65123074000 has 120 divisors (see below), whose sum is σ = 164614354632. Its totient is φ = 24916249600.

The previous prime is 65123073941. The next prime is 65123074021. The reversal of 65123074000 is 47032156.

It can be written as a sum of positive squares in 4 ways, for example, as 1485948304 + 63637125696 = 38548^2 + 252264^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 65123074000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1027224 + ... + 1088776.

Almost surely, 2^65123074000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65123074000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82307177316).

65123074000 is an abundant number, since it is smaller than the sum of its proper divisors (99491280632).

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

65123074000 is a wasteful number, since it uses less digits than its factorization.

65123074000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61622 (or 61583 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The spelling of 65123074000 in words is "sixty-five billion, one hundred twenty-three million, seventy-four thousand".