245205550311 has 16 divisors (see below), whose sum is σ = 332760543744. Its totient is φ = 160574287104.

The previous prime is 245205550277. The next prime is 245205550319. The reversal of 245205550311 is 113055502542.

It is not a de Polignac number, because 245205550311 - 2³¹ = 243058066663 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245205550319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1656991 + ... + 1798896.

It is an arithmetic number, because the mean of its divisors is an integer number (20797533984).

Almost surely, 2^245205550311 is an apocalyptic number.

245205550311 is a deficient number, since it is larger than the sum of its proper divisors (87554993433).

245205550311 is a wasteful number, since it uses less digits than its factorization.

245205550311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3456310.

The product of its (nonzero) digits is 30000, while the sum is 33.

The spelling of 245205550311 in words is "two hundred forty-five billion, two hundred five million, five hundred fifty thousand, three hundred eleven".