10400133312 has 42 divisors (see below), whose sum is σ = 29810105988. Its totient is φ = 3466710912.

The previous prime is 10400133283. The next prime is 10400133347. The reversal of 10400133312 is 21333100401.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9027318 + ... + 9028469.

Almost surely, 2^10400133312 is an apocalyptic number.

10400133312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10400133312 is an abundant number, since it is smaller than the sum of its proper divisors (19409972676).

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

10400133312 is a wasteful number, since it uses less digits than its factorization.

10400133312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18055805 (or 18055792 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 10400133312 its reverse (21333100401), we get a palindrome (31733233713).

The spelling of 10400133312 in words is "ten billion, four hundred million, one hundred thirty-three thousand, three hundred twelve".