421413752767 has 8 divisors (see below), whose sum is σ = 481777956000. Its totient is φ = 361090109184.

The previous prime is 421413752729. The next prime is 421413752789. The reversal of 421413752767 is 767257314124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 421413752767 - 2¹⁵ = 421413719999 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 421413752767.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421413752467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10117642 + ... + 10159207.

It is an arithmetic number, because the mean of its divisors is an integer number (60222244500).

Almost surely, 2^421413752767 is an apocalyptic number.

421413752767 is a deficient number, since it is larger than the sum of its proper divisors (60364203233).

421413752767 is a wasteful number, since it uses less digits than its factorization.

421413752767 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20279825.

The product of its digits is 1975680, while the sum is 49.

The spelling of 421413752767 in words is "four hundred twenty-one billion, four hundred thirteen million, seven hundred fifty-two thousand, seven hundred sixty-seven".