461620026164 has 48 divisors (see below), whose sum is σ = 889724678976. Its totient is φ = 207816307200.

The previous prime is 461620026149. The next prime is 461620026187.

461620026164 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25381154 + ... + 25399334.

It is an arithmetic number, because the mean of its divisors is an integer number (18535930812).

Almost surely, 2^461620026164 is an apocalyptic number.

461620026164 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

461620026164 is a deficient number, since it is larger than the sum of its proper divisors (428104652812).

461620026164 is a wasteful number, since it uses less digits than its factorization.

461620026164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23696 (or 23694 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 38.

The spelling of 461620026164 in words is "four hundred sixty-one billion, six hundred twenty million, twenty-six thousand, one hundred sixty-four".