22432351402 has 16 divisors (see below), whose sum is σ = 34884525312. Its totient is φ = 10810768480.

The previous prime is 22432351393. The next prime is 22432351423. The reversal of 22432351402 is 20415323422.

It is a super-2 number, since 2×22432351402² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1641178 + ... + 1654789.

It is an arithmetic number, because the mean of its divisors is an integer number (2180282832).

Almost surely, 2^22432351402 is an apocalyptic number.

22432351402 is a deficient number, since it is larger than the sum of its proper divisors (12452173910).

22432351402 is a wasteful number, since it uses less digits than its factorization.

22432351402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3296093.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 22432351402 its reverse (20415323422), we get a palindrome (42847674824).

The spelling of 22432351402 in words is "twenty-two billion, four hundred thirty-two million, three hundred fifty-one thousand, four hundred two".