43112312404 has 24 divisors (see below), whose sum is σ = 86256793728. Its totient is φ = 18469812000.

The previous prime is 43112312389. The next prime is 43112312407. The reversal of 43112312404 is 40421321134.

It is a super-3 number, since 3×43112312404³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43112312407) 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, 210472 + ... + 361279.

It is an arithmetic number, because the mean of its divisors is an integer number (3594033072).

Almost surely, 2^43112312404 is an apocalyptic number.

It is an amenable number.

43112312404 is an abundant number, since it is smaller than the sum of its proper divisors (43144481324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43112312404 is a wasteful number, since it uses less digits than its factorization.

43112312404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 574455 (or 574453 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 43112312404 its reverse (40421321134), we get a palindrome (83533633538).

The spelling of 43112312404 in words is "forty-three billion, one hundred twelve million, three hundred twelve thousand, four hundred four".