56840147542 has 48 divisors (see below), whose sum is σ = 89728375968. Its totient is φ = 26978789760.

The previous prime is 56840147491. The next prime is 56840147563. The reversal of 56840147542 is 24574104865.

It is a junction number, because it is equal to n+sod(n) for n = 56840147492 and 56840147501.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 216122103 + ... + 216122365.

It is an arithmetic number, because the mean of its divisors is an integer number (1869341166).

Almost surely, 2^56840147542 is an apocalyptic number.

56840147542 is a deficient number, since it is larger than the sum of its proper divisors (32888228426).

56840147542 is a wasteful number, since it uses less digits than its factorization.

56840147542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 805 (or 582 counting only the distinct ones).

The product of its (nonzero) digits is 1075200, while the sum is 46.

The spelling of 56840147542 in words is "fifty-six billion, eight hundred forty million, one hundred forty-seven thousand, five hundred forty-two".