40011403333540 has 48 divisors (see below), whose sum is σ = 84163103281152. Its totient is φ = 15978057218816.

The previous prime is 40011403333483. The next prime is 40011403333541. The reversal of 40011403333540 is 4533330411004.

It is not an unprimeable number, because it can be changed into a prime (40011403333541) 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, 627666909 + ... + 627730651.

It is an arithmetic number, because the mean of its divisors is an integer number (1753397985024).

Almost surely, 2^{40011403333540} is an apocalyptic number.

It is an amenable number.

40011403333540 is an abundant number, since it is smaller than the sum of its proper divisors (44151699947612).

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

40011403333540 is a wasteful number, since it uses less digits than its factorization.

40011403333540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115236 (or 115234 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 40011403333540 its reverse (4533330411004), we get a palindrome (44544733744544).

The spelling of 40011403333540 in words is "forty trillion, eleven billion, four hundred three million, three hundred thirty-three thousand, five hundred forty".