422978045039 has 8 divisors (see below), whose sum is σ = 461449782480. Its totient is φ = 384509505600.

The previous prime is 422978045023. The next prime is 422978045053. The reversal of 422978045039 is 930540879224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 422978045039 - 2⁴ = 422978045023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422978045059) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 518654 + ... + 1055915.

It is an arithmetic number, because the mean of its divisors is an integer number (57681222810).

Almost surely, 2^422978045039 is an apocalyptic number.

422978045039 is a deficient number, since it is larger than the sum of its proper divisors (38471737441).

422978045039 is a wasteful number, since it uses less digits than its factorization.

422978045039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1599001.

The product of its (nonzero) digits is 4354560, while the sum is 53.

The spelling of 422978045039 in words is "four hundred twenty-two billion, nine hundred seventy-eight million, forty-five thousand, thirty-nine".