426621615004140 has 24 divisors (see below), whose sum is σ = 1194540522011760. Its totient is φ = 113765764001088.

The previous prime is 426621615004127. The next prime is 426621615004157. The reversal of 426621615004140 is 41400516126624.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 426621615004092 and 426621615004101.

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, 3555180124975 + ... + 3555180125094.

It is an arithmetic number, because the mean of its divisors is an integer number (49772521750490).

Almost surely, 2^{426621615004140} is an apocalyptic number.

It is an amenable number.

426621615004140 is an abundant number, since it is smaller than the sum of its proper divisors (767918907007620).

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

426621615004140 is a wasteful number, since it uses less digits than its factorization.

426621615004140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7110360250081 (or 7110360250079 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 42.

The spelling of 426621615004140 in words is "four hundred twenty-six trillion, six hundred twenty-one billion, six hundred fifteen million, four thousand, one hundred forty".