420746223412 has 12 divisors (see below), whose sum is σ = 736401905316. Its totient is φ = 210345679040.

The previous prime is 420746223409. The next prime is 420746223421. The reversal of 420746223412 is 214322647024.

It can be written as a sum of positive squares in 2 ways, for example, as 261534051216 + 159212172196 = 511404^2 + 399014^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6823639 + ... + 6885022.

It is an arithmetic number, because the mean of its divisors is an integer number (61366825443).

Almost surely, 2^420746223412 is an apocalyptic number.

It is an amenable number.

420746223412 is a deficient number, since it is larger than the sum of its proper divisors (315655681904).

420746223412 is a wasteful number, since it uses less digits than its factorization.

420746223412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13716338 (or 13716336 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 37.

The spelling of 420746223412 in words is "four hundred twenty billion, seven hundred forty-six million, two hundred twenty-three thousand, four hundred twelve".