421142072700 has 144 divisors (see below), whose sum is σ = 1346276332800. Its totient is φ = 101102791680.

The previous prime is 421142072669. The next prime is 421142072737. The reversal of 421142072700 is 7270241124.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1677850 + ... + 1912449.

It is an arithmetic number, because the mean of its divisors is an integer number (9349141200).

Almost surely, 2^421142072700 is an apocalyptic number.

It is an amenable number.

421142072700 is an abundant number, since it is smaller than the sum of its proper divisors (925134260100).

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

421142072700 is a wasteful number, since it uses less digits than its factorization.

421142072700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3590356 (or 3590349 counting only the distinct ones).

The product of its (nonzero) digits is 6272, while the sum is 30.

The spelling of 421142072700 in words is "four hundred twenty-one billion, one hundred forty-two million, seventy-two thousand, seven hundred".