23405531430412 has 6 divisors (see below), whose sum is σ = 40959680003228. Its totient is φ = 11702765715204.

The previous prime is 23405531430397. The next prime is 23405531430431. The reversal of 23405531430412 is 21403413550432.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2925691428798 + ... + 2925691428805.

Almost surely, 2^{23405531430412} is an apocalyptic number.

It is an amenable number.

23405531430412 is a deficient number, since it is larger than the sum of its proper divisors (17554148572816).

23405531430412 is a wasteful number, since it uses less digits than its factorization.

23405531430412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5851382857607 (or 5851382857605 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 23405531430412 its reverse (21403413550432), we get a palindrome (44808944980844).

The spelling of 23405531430412 in words is "twenty-three trillion, four hundred five billion, five hundred thirty-one million, four hundred thirty thousand, four hundred twelve".