499697949767 has 24 divisors (see below), whose sum is σ = 529490178000. Its totient is φ = 471509019648.

The previous prime is 499697949713. The next prime is 499697949769. The reversal of 499697949767 is 767949796994.

It is a happy number.

It is not a de Polignac number, because 499697949767 - 2⁶ = 499697949703 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 (499697949769) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 153326984 + ... + 153330242.

It is an arithmetic number, because the mean of its divisors is an integer number (22062090750).

Almost surely, 2^499697949767 is an apocalyptic number.

499697949767 is a deficient number, since it is larger than the sum of its proper divisors (29792228233).

499697949767 is a wasteful number, since it uses less digits than its factorization.

499697949767 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4863 (or 4844 counting only the distinct ones).

The product of its digits is 11666192832, while the sum is 86.

The spelling of 499697949767 in words is "four hundred ninety-nine billion, six hundred ninety-seven million, nine hundred forty-nine thousand, seven hundred sixty-seven".