245041143556 has 12 divisors (see below), whose sum is σ = 467805819600. Its totient is φ = 111382337960.

The previous prime is 245041143509. The next prime is 245041143569. The reversal of 245041143556 is 655341140542.

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, 2784558406 + ... + 2784558493.

It is an arithmetic number, because the mean of its divisors is an integer number (38983818300).

Almost surely, 2^245041143556 is an apocalyptic number.

It is an amenable number.

245041143556 is a deficient number, since it is larger than the sum of its proper divisors (222764676044).

245041143556 is a wasteful number, since it uses less digits than its factorization.

245041143556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5569116914 (or 5569116912 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 40.

The spelling of 245041143556 in words is "two hundred forty-five billion, forty-one million, one hundred forty-three thousand, five hundred fifty-six".