2494921554 has 32 divisors (see below), whose sum is σ = 5638248000. Its totient is φ = 817543872.

The previous prime is 2494921543. The next prime is 2494921567. The reversal of 2494921554 is 4551294942.

2494921554 is a `hidden beast` number, since 2 + 4 + 9 + 4 + 92 + 1 + 554 = 666.

It is a super-2 number, since 2×2494921554² = 12449267121227549832, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 388359 + ... + 394730.

It is an arithmetic number, because the mean of its divisors is an integer number (176195250).

Almost surely, 2^2494921554 is an apocalyptic number.

2494921554 is an abundant number, since it is smaller than the sum of its proper divisors (3143326446).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2494921554 is a wasteful number, since it uses less digits than its factorization.

2494921554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 783159 (or 783153 counting only the distinct ones).

The product of its digits is 518400, while the sum is 45.

The square root of 2494921554 is about 49949.1897231577. The cubic root of 2494921554 is about 1356.2891837618.

The spelling of 2494921554 in words is "two billion, four hundred ninety-four million, nine hundred twenty-one thousand, five hundred fifty-four".