406978974630119 has 4 divisors (see below), whose sum is σ = 406979026248144. Its totient is φ = 406978923012096.

The previous prime is 406978974630079. The next prime is 406978974630121. The reversal of 406978974630119 is 911036479879604.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 406978974630119 - 2¹² = 406978974626023 is a prime.

It is a super-2 number, since 2×406978974630119² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406978974630139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11241587 + ... + 30664820.

It is an arithmetic number, because the mean of its divisors is an integer number (101744756562036).

Almost surely, 2^{406978974630119} is an apocalyptic number.

406978974630119 is a deficient number, since it is larger than the sum of its proper divisors (51618025).

406978974630119 is an equidigital number, since it uses as much as digits as its factorization.

406978974630119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51618024.

The product of its (nonzero) digits is 493807104, while the sum is 74.

The spelling of 406978974630119 in words is "four hundred six trillion, nine hundred seventy-eight billion, nine hundred seventy-four million, six hundred thirty thousand, one hundred nineteen".