423402324399 has 12 divisors (see below), whose sum is σ = 638171619696. Its totient is φ = 269995684992.

The previous prime is 423402324361. The next prime is 423402324409. The reversal of 423402324399 is 993423204324.

423402324399 is a `hidden beast` number, since 4 + 23 + 4 + 0 + 232 + 4 + 399 = 666.

It is not a de Polignac number, because 423402324399 - 2²¹ = 423400227247 is a prime.

It is a super-2 number, since 2×423402324399² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423402328399) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1022710722 + ... + 1022711135.

It is an arithmetic number, because the mean of its divisors is an integer number (53180968308).

Almost surely, 2^423402324399 is an apocalyptic number.

423402324399 is a deficient number, since it is larger than the sum of its proper divisors (214769295297).

423402324399 is a wasteful number, since it uses less digits than its factorization.

423402324399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2045421886 (or 2045421883 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 45.

The spelling of 423402324399 in words is "four hundred twenty-three billion, four hundred two million, three hundred twenty-four thousand, three hundred ninety-nine".