420055556710044 has 24 divisors (see below), whose sum is σ = 980207352891648. Its totient is φ = 140007415965040.

The previous prime is 420055556710033. The next prime is 420055556710051. The reversal of 420055556710044 is 440017655550024.

It is a junction number, because it is equal to n+sod(n) for n = 420055556709975 and 420055556710002.

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, 1387709652 + ... + 1388012315.

It is an arithmetic number, because the mean of its divisors is an integer number (40841973037152).

Almost surely, 2^{420055556710044} is an apocalyptic number.

It is an amenable number.

420055556710044 is an abundant number, since it is smaller than the sum of its proper divisors (560151796181604).

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

420055556710044 is a wasteful number, since it uses less digits than its factorization.

420055556710044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2775734585 (or 2775734583 counting only the distinct ones).

The product of its (nonzero) digits is 3360000, while the sum is 48.

The spelling of 420055556710044 in words is "four hundred twenty trillion, fifty-five billion, five hundred fifty-six million, seven hundred ten thousand, forty-four".