422655640770000 has 200 divisors, whose sum is σ = 1488424105697760. Its totient is φ = 102461973440000.

The previous prime is 422655640769941. The next prime is 422655640770047. The reversal of 422655640770000 is 77046556224.

It is a tau number, because it is divible by the number of its divisors (200).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 640057335 + ... + 640717334.

Almost surely, 2^{422655640770000} is an apocalyptic number.

422655640770000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

422655640770000 is an abundant number, since it is smaller than the sum of its proper divisors (1065768464927760).

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

422655640770000 is a wasteful number, since it uses less digits than its factorization.

422655640770000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1280774711 (or 1280774690 counting only the distinct ones).

The product of its (nonzero) digits is 2822400, while the sum is 48.

The spelling of 422655640770000 in words is "four hundred twenty-two trillion, six hundred fifty-five billion, six hundred forty million, seven hundred seventy thousand".