40512835140 has 24 divisors (see below), whose sum is σ = 113435938560. Its totient is φ = 10803422688.

The previous prime is 40512835117. The next prime is 40512835141. The reversal of 40512835140 is 4153821504.

It is a super-2 number, since 2×40512835140² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40512835141) 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, 337606900 + ... + 337607019.

It is an arithmetic number, because the mean of its divisors is an integer number (4726497440).

Almost surely, 2^40512835140 is an apocalyptic number.

It is an amenable number.

40512835140 is an abundant number, since it is smaller than the sum of its proper divisors (72923103420).

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

40512835140 is a wasteful number, since it uses less digits than its factorization.

40512835140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675213931 (or 675213929 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 33.

The spelling of 40512835140 in words is "forty billion, five hundred twelve million, eight hundred thirty-five thousand, one hundred forty".