245322406772 has 24 divisors (see below), whose sum is σ = 438489569280. Its totient is φ = 120040161120.

The previous prime is 245322406741. The next prime is 245322406801. The reversal of 245322406772 is 277604223542.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2170622 + ... + 2280842.

It is an arithmetic number, because the mean of its divisors is an integer number (18270398720).

Almost surely, 2^245322406772 is an apocalyptic number.

It is an amenable number.

245322406772 is a deficient number, since it is larger than the sum of its proper divisors (193167162508).

245322406772 is a wasteful number, since it uses less digits than its factorization.

245322406772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122111 (or 122109 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 44.

The spelling of 245322406772 in words is "two hundred forty-five billion, three hundred twenty-two million, four hundred six thousand, seven hundred seventy-two".