40135200312 has 32 divisors (see below), whose sum is σ = 106240237200. Its totient is φ = 12591435264.

The previous prime is 40135200269. The next prime is 40135200331. The reversal of 40135200312 is 21300253104.

It is a super-2 number, since 2×40135200312² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49184887 + ... + 49185702.

Almost surely, 2^40135200312 is an apocalyptic number.

It is an amenable number.

40135200312 is an abundant number, since it is smaller than the sum of its proper divisors (66105036888).

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

40135200312 is a wasteful number, since it uses less digits than its factorization.

40135200312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98370615 (or 98370611 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

Adding to 40135200312 its reverse (21300253104), we get a palindrome (61435453416).

The spelling of 40135200312 in words is "forty billion, one hundred thirty-five million, two hundred thousand, three hundred twelve".