2496870691816 has 8 divisors (see below), whose sum is σ = 4681632547170. Its totient is φ = 1248435345904.

The previous prime is 2496870691787. The next prime is 2496870691837. The reversal of 2496870691816 is 6181960786942.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1886925311716 + 609945380100 = 1373654^2 + 780990^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156054418231 + ... + 156054418246.

Almost surely, 2^{2496870691816} is an apocalyptic number.

It is an amenable number.

2496870691816 is a deficient number, since it is larger than the sum of its proper divisors (2184761855354).

2496870691816 is a wasteful number, since it uses less digits than its factorization.

2496870691816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312108836483 (or 312108836479 counting only the distinct ones).

The product of its (nonzero) digits is 62705664, while the sum is 67.

The spelling of 2496870691816 in words is "two trillion, four hundred ninety-six billion, eight hundred seventy million, six hundred ninety-one thousand, eight hundred sixteen".