2493520678 has 8 divisors (see below), whose sum is σ = 4080306600. Its totient is φ = 1133418480.

The previous prime is 2493520663. The next prime is 2493520691. The reversal of 2493520678 is 8760253942.

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

It is a super-2 number, since 2×2493520678² = 12435290743227159368, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56670903 + ... + 56670946.

It is an arithmetic number, because the mean of its divisors is an integer number (510038325).

Almost surely, 2^2493520678 is an apocalyptic number.

2493520678 is a deficient number, since it is larger than the sum of its proper divisors (1586785922).

2493520678 is a wasteful number, since it uses less digits than its factorization.

2493520678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113341862.

The product of its (nonzero) digits is 725760, while the sum is 46.

The square root of 2493520678 is about 49935.1647438957. The cubic root of 2493520678 is about 1356.0352881788.

The spelling of 2493520678 in words is "two billion, four hundred ninety-three million, five hundred twenty thousand, six hundred seventy-eight".