407884256623 has 8 divisors (see below), whose sum is σ = 417960529056. Its totient is φ = 397814073600.

The previous prime is 407884256621. The next prime is 407884256653. The reversal of 407884256623 is 326652488704.

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

It is a cyclic number.

It is not a de Polignac number, because 407884256623 - 2¹ = 407884256621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (407884256621) 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, 1386586 + ... + 1654807.

It is an arithmetic number, because the mean of its divisors is an integer number (52245066132).

Almost surely, 2^407884256623 is an apocalyptic number.

407884256623 is a deficient number, since it is larger than the sum of its proper divisors (10076272433).

407884256623 is a wasteful number, since it uses less digits than its factorization.

407884256623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3044705.

The product of its (nonzero) digits is 15482880, while the sum is 55.

The spelling of 407884256623 in words is "four hundred seven billion, eight hundred eighty-four million, two hundred fifty-six thousand, six hundred twenty-three".