65623601819046 has 16 divisors (see below), whose sum is σ = 131296489138944. Its totient is φ = 21866319689544.

The previous prime is 65623601819021. The next prime is 65623601819057. The reversal of 65623601819046 is 64091810632656.

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, 2053545226 + ... + 2053577181.

It is an arithmetic number, because the mean of its divisors is an integer number (8206030571184).

Almost surely, 2^{65623601819046} is an apocalyptic number.

65623601819046 is an abundant number, since it is smaller than the sum of its proper divisors (65672887319898).

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

65623601819046 is a wasteful number, since it uses less digits than its factorization.

65623601819046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4107125075.

The product of its (nonzero) digits is 11197440, while the sum is 57.

The spelling of 65623601819046 in words is "sixty-five trillion, six hundred twenty-three billion, six hundred one million, eight hundred nineteen thousand, forty-six".