245616025500 has 144 divisors (see below), whose sum is σ = 820415572704. Its totient is φ = 61644787200.

The previous prime is 245616025469. The next prime is 245616025519. The reversal of 245616025500 is 5520616542.

245616025500 is a `hidden beast` number, since 2 + 45 + 6 + 1 + 60 + 2 + 550 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1528834 + ... + 1681833.

It is an arithmetic number, because the mean of its divisors is an integer number (5697330366).

Almost surely, 2^245616025500 is an apocalyptic number.

245616025500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

245616025500 is an abundant number, since it is smaller than the sum of its proper divisors (574799547204).

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

245616025500 is a wasteful number, since it uses less digits than its factorization.

245616025500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3210709 (or 3210694 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 245616025500 in words is "two hundred forty-five billion, six hundred sixteen million, twenty-five thousand, five hundred".