40532405512 has 64 divisors (see below), whose sum is σ = 78943887360. Its totient is φ = 19489377600.

The previous prime is 40532405509. The next prime is 40532405513. The reversal of 40532405512 is 21550423504.

It is a super-3 number, since 3×40532405512³ (a number of 33 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (40532405513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45902623 + ... + 45903505.

It is an arithmetic number, because the mean of its divisors is an integer number (1233498240).

Almost surely, 2^40532405512 is an apocalyptic number.

It is an amenable number.

40532405512 is a deficient number, since it is larger than the sum of its proper divisors (38411481848).

40532405512 is a wasteful number, since it uses less digits than its factorization.

40532405512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1874 (or 1870 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

The spelling of 40532405512 in words is "forty billion, five hundred thirty-two million, four hundred five thousand, five hundred twelve".