421770126152 has 32 divisors (see below), whose sum is σ = 806437684800. Its totient is φ = 206753265600.

The previous prime is 421770126121. The next prime is 421770126199. The reversal of 421770126152 is 251621077124.

It is a happy 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, 1972499 + ... + 2175842.

It is an arithmetic number, because the mean of its divisors is an integer number (25201177650).

Almost surely, 2^421770126152 is an apocalyptic number.

It is an amenable number.

421770126152 is a deficient number, since it is larger than the sum of its proper divisors (384667558648).

421770126152 is a wasteful number, since it uses less digits than its factorization.

421770126152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4148597 (or 4148593 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 38.

The spelling of 421770126152 in words is "four hundred twenty-one billion, seven hundred seventy million, one hundred twenty-six thousand, one hundred fifty-two".