2487517478 has 16 divisors (see below), whose sum is σ = 3824422560. Its totient is φ = 1212744000.

The previous prime is 2487517463. The next prime is 2487517481. The reversal of 2487517478 is 8747157842.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158903 + ... + 173853.

It is an arithmetic number, because the mean of its divisors is an integer number (239026410).

Almost surely, 2^2487517478 is an apocalyptic number.

2487517478 is a deficient number, since it is larger than the sum of its proper divisors (1336905082).

2487517478 is a wasteful number, since it uses less digits than its factorization.

2487517478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17023.

The product of its digits is 3512320, while the sum is 53.

The square root of 2487517478 is about 49875.0185764376. The cubic root of 2487517478 is about 1354.9461865041.

The spelling of 2487517478 in words is "two billion, four hundred eighty-seven million, five hundred seventeen thousand, four hundred seventy-eight".