65436042630 has 64 divisors (see below), whose sum is σ = 179908282368. Its totient is φ = 14921262720.

The previous prime is 65436042611. The next prime is 65436042649. The reversal of 65436042630 is 3624063456.

65436042630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (65436042611) and next prime (65436042649).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 281662 + ... + 458481.

It is an arithmetic number, because the mean of its divisors is an integer number (2811066912).

Almost surely, 2^65436042630 is an apocalyptic number.

65436042630 is an abundant number, since it is smaller than the sum of its proper divisors (114472239738).

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

65436042630 is a wasteful number, since it uses less digits than its factorization.

65436042630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740581.

The product of its (nonzero) digits is 311040, while the sum is 39.

The spelling of 65436042630 in words is "sixty-five billion, four hundred thirty-six million, forty-two thousand, six hundred thirty".