245555043244554 has 32 divisors (see below), whose sum is σ = 501561301671936. Its totient is φ = 80109826220720.

The previous prime is 245555043244543. The next prime is 245555043244573. The reversal of 245555043244554 is 455442340555542.

It is a junction number, because it is equal to n+sod(n) for n = 245555043244494 and 245555043244503.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72258859 + ... + 75580769.

It is an arithmetic number, because the mean of its divisors is an integer number (15673790677248).

Almost surely, 2^{245555043244554} is an apocalyptic number.

245555043244554 is an abundant number, since it is smaller than the sum of its proper divisors (256006258427382).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

245555043244554 is a wasteful number, since it uses less digits than its factorization.

245555043244554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3584090.

The product of its (nonzero) digits is 192000000, while the sum is 57.

The spelling of 245555043244554 in words is "two hundred forty-five trillion, five hundred fifty-five billion, forty-three million, two hundred forty-four thousand, five hundred fifty-four".