2490509673986 has 32 divisors (see below), whose sum is σ = 3976721111808. Its totient is φ = 1165723545600.

The previous prime is 2490509673973. The next prime is 2490509673997. The reversal of 2490509673986 is 6893769050942.

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, 40332011 + ... + 40393713.

It is an arithmetic number, because the mean of its divisors is an integer number (124272534744).

Almost surely, 2^{2490509673986} is an apocalyptic number.

2490509673986 is a deficient number, since it is larger than the sum of its proper divisors (1486211437822).

2490509673986 is a wasteful number, since it uses less digits than its factorization.

2490509673986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68066.

The product of its (nonzero) digits is 176359680, while the sum is 68.

The spelling of 2490509673986 in words is "two trillion, four hundred ninety billion, five hundred nine million, six hundred seventy-three thousand, nine hundred eighty-six".