2500478494 has 8 divisors (see below), whose sum is σ = 3755674728. Its totient is φ = 1248586920.

The previous prime is 2500478483. The next prime is 2500478567. The reversal of 2500478494 is 4948740052.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×2500478494³ (a number of 29 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2500478494.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 824272 + ... + 827299.

It is an arithmetic number, because the mean of its divisors is an integer number (469459341).

Almost surely, 2^2500478494 is an apocalyptic number.

2500478494 is a deficient number, since it is larger than the sum of its proper divisors (1255196234).

2500478494 is a wasteful number, since it uses less digits than its factorization.

2500478494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1652330.

The product of its (nonzero) digits is 322560, while the sum is 43.

The square root of 2500478494 is about 50004.7847110654. The cubic root of 2500478494 is about 1357.2953916099.

The spelling of 2500478494 in words is "two billion, five hundred million, four hundred seventy-eight thousand, four hundred ninety-four".