245414533545540 has 72 divisors (see below), whose sum is σ = 770093881142040. Its totient is φ = 63187190244864.

The previous prime is 245414533545529. The next prime is 245414533545613. The reversal of 245414533545540 is 45545335414542.

245414533545540 is a `hidden beast` number, since 2 + 4 + 5 + 4 + 1 + 4 + 5 + 33 + 54 + 554 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 79332083804736 + 166082449740804 = 8906856^2 + 12887298^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23507134009 + ... + 23507144448.

It is an arithmetic number, because the mean of its divisors is an integer number (10695748349195).

Almost surely, 2^{245414533545540} is an apocalyptic number.

245414533545540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

245414533545540 is an abundant number, since it is smaller than the sum of its proper divisors (524679347596500).

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

245414533545540 is a wasteful number, since it uses less digits than its factorization.

245414533545540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47014278501 (or 47014278496 counting only the distinct ones).

The product of its (nonzero) digits is 57600000, while the sum is 54.

The spelling of 245414533545540 in words is "two hundred forty-five trillion, four hundred fourteen billion, five hundred thirty-three million, five hundred forty-five thousand, five hundred forty".