245431500556 has 12 divisors (see below), whose sum is σ = 468551046600. Its totient is φ = 111559772960.

The previous prime is 245431500497. The next prime is 245431500583. The reversal of 245431500556 is 655005134542.

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, 2788994281 + ... + 2788994368.

It is an arithmetic number, because the mean of its divisors is an integer number (39045920550).

Almost surely, 2^245431500556 is an apocalyptic number.

It is an amenable number.

245431500556 is a deficient number, since it is larger than the sum of its proper divisors (223119546044).

245431500556 is a wasteful number, since it uses less digits than its factorization.

245431500556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5577988664 (or 5577988662 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 40.

The spelling of 245431500556 in words is "two hundred forty-five billion, four hundred thirty-one million, five hundred thousand, five hundred fifty-six".