245155541504 has 40 divisors (see below), whose sum is σ = 490855368960. Its totient is φ = 122321744896.

The previous prime is 245155541479. The next prime is 245155541513. The reversal of 245155541504 is 405145551542.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 254564 + ... + 745059.

It is an arithmetic number, because the mean of its divisors is an integer number (12271384224).

Almost surely, 2^245155541504 is an apocalyptic number.

It is an amenable number.

245155541504 is an abundant number, since it is smaller than the sum of its proper divisors (245699827456).

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

245155541504 is an frugal number, since it uses more digits than its factorization.

245155541504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000120 (or 1000104 counting only the distinct ones).

The product of its (nonzero) digits is 400000, while the sum is 41.

The spelling of 245155541504 in words is "two hundred forty-five billion, one hundred fifty-five million, five hundred forty-one thousand, five hundred four".