421023250567075 has 96 divisors (see below), whose sum is σ = 566478489931200. Its totient is φ = 310402175616000.

The previous prime is 421023250567037. The next prime is 421023250567097. The reversal of 421023250567075 is 570765052320124.

It is a de Polignac number, because none of the positive numbers 2^k-421023250567075 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 158338942096 + ... + 158338944754.

It is an arithmetic number, because the mean of its divisors is an integer number (5900817603450).

Almost surely, 2^{421023250567075} is an apocalyptic number.

421023250567075 is a deficient number, since it is larger than the sum of its proper divisors (145455239364125).

421023250567075 is a wasteful number, since it uses less digits than its factorization.

421023250567075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6330 (or 6299 counting only the distinct ones).

The product of its (nonzero) digits is 3528000, while the sum is 49.

The spelling of 421023250567075 in words is "four hundred twenty-one trillion, twenty-three billion, two hundred fifty million, five hundred sixty-seven thousand, seventy-five".