461652555997 has 16 divisors (see below), whose sum is σ = 467335814400. Its totient is φ = 455989248000.

The previous prime is 461652555967. The next prime is 461652556007. The reversal of 461652555997 is 799555256164.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-461652555997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461652555967) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142001622 + ... + 142004872.

It is an arithmetic number, because the mean of its divisors is an integer number (29208488400).

Almost surely, 2^461652555997 is an apocalyptic number.

It is an amenable number.

461652555997 is a deficient number, since it is larger than the sum of its proper divisors (5683258403).

461652555997 is a wasteful number, since it uses less digits than its factorization.

461652555997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5796.

The product of its digits is 102060000, while the sum is 64.

The spelling of 461652555997 in words is "four hundred sixty-one billion, six hundred fifty-two million, five hundred fifty-five thousand, nine hundred ninety-seven".