468099677781 has 8 divisors (see below), whose sum is σ = 693481004160. Its totient is φ = 312066451836.

The previous prime is 468099677777. The next prime is 468099677797. The reversal of 468099677781 is 187776990864.

468099677781 is a `hidden beast` number, since 468 + 0 + 9 + 96 + 7 + 7 + 78 + 1 = 666.

It is not a de Polignac number, because 468099677781 - 2² = 468099677777 is a prime.

It is a super-2 number, since 2×468099677781² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (468099677711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8668512525 + ... + 8668512578.

It is an arithmetic number, because the mean of its divisors is an integer number (86685125520).

Almost surely, 2^468099677781 is an apocalyptic number.

It is an amenable number.

468099677781 is a deficient number, since it is larger than the sum of its proper divisors (225381326379).

468099677781 is a wasteful number, since it uses less digits than its factorization.

468099677781 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17337025112 (or 17337025106 counting only the distinct ones).

The product of its (nonzero) digits is 256048128, while the sum is 72.

The spelling of 468099677781 in words is "four hundred sixty-eight billion, ninety-nine million, six hundred seventy-seven thousand, seven hundred eighty-one".