999999461107877 has 16 divisors (see below), whose sum is σ = 1021943076126720. Its totient is φ = 978083685484848.

The previous prime is 999999461107769. The next prime is 999999461107883. The reversal of 999999461107877 is 778701164999999.

It is a cyclic number.

It is not a de Polignac number, because 999999461107877 - 2¹² = 999999461103781 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 999999461107877.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (999999461107277) 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, 2101665524 + ... + 2102141282.

It is an arithmetic number, because the mean of its divisors is an integer number (63871442257920).

Almost surely, 2^{999999461107877} is an apocalyptic number.

It is an amenable number.

999999461107877 is a deficient number, since it is larger than the sum of its proper divisors (21943615018843).

999999461107877 is a wasteful number, since it uses less digits than its factorization.

999999461107877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504920.

The product of its (nonzero) digits is 34998578496, while the sum is 95.

The spelling of 999999461107877 in words is "nine hundred ninety-nine trillion, nine hundred ninety-nine billion, four hundred sixty-one million, one hundred seven thousand, eight hundred seventy-seven".