245764913238 has 32 divisors (see below), whose sum is σ = 588155349600. Its totient is φ = 75619973088.

The previous prime is 245764913197. The next prime is 245764913263. The reversal of 245764913238 is 832319467542.

245764913238 is a `hidden beast` number, since 2 + 4 + 576 + 4 + 9 + 1 + 32 + 38 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is a congruent number.

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, 175045533 + ... + 175046936.

It is an arithmetic number, because the mean of its divisors is an integer number (18379854675).

Almost surely, 2^245764913238 is an apocalyptic number.

245764913238 is an abundant number, since it is smaller than the sum of its proper divisors (342390436362).

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

245764913238 is a wasteful number, since it uses less digits than its factorization.

245764913238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350092493 (or 350092487 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 54.

The spelling of 245764913238 in words is "two hundred forty-five billion, seven hundred sixty-four million, nine hundred thirteen thousand, two hundred thirty-eight".