245902743390 has 16 divisors (see below), whose sum is σ = 590166584208. Its totient is φ = 65574064896.

The previous prime is 245902743371. The next prime is 245902743461. The reversal of 245902743390 is 93347209542.

245902743390 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4098379027 + ... + 4098379086.

It is an arithmetic number, because the mean of its divisors is an integer number (36885411513).

Almost surely, 2^245902743390 is an apocalyptic number.

245902743390 is an abundant number, since it is smaller than the sum of its proper divisors (344263840818).

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

245902743390 is a wasteful number, since it uses less digits than its factorization.

245902743390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8196758123.

The product of its (nonzero) digits is 1632960, while the sum is 48.

The spelling of 245902743390 in words is "two hundred forty-five billion, nine hundred two million, seven hundred forty-three thousand, three hundred ninety".