245720423422 has 4 divisors (see below), whose sum is σ = 368580635136. Its totient is φ = 122860211710.

The previous prime is 245720423383. The next prime is 245720423449. The reversal of 245720423422 is 224324027542.

245720423422 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61430105854 + ... + 61430105857.

It is an arithmetic number, because the mean of its divisors is an integer number (92145158784).

Almost surely, 2^245720423422 is an apocalyptic number.

245720423422 is a deficient number, since it is larger than the sum of its proper divisors (122860211714).

245720423422 is a wasteful number, since it uses less digits than its factorization.

245720423422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122860211713.

The product of its (nonzero) digits is 215040, while the sum is 37.

The spelling of 245720423422 in words is "two hundred forty-five billion, seven hundred twenty million, four hundred twenty-three thousand, four hundred twenty-two".