40254540706140 has 24 divisors (see below), whose sum is σ = 112712713977360. Its totient is φ = 10734544188288.

The previous prime is 40254540706139. The next prime is 40254540706157. The reversal of 40254540706140 is 4160704545204.

It is a junction number, because it is equal to n+sod(n) for n = 40254540706092 and 40254540706101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 335454505825 + ... + 335454505944.

It is an arithmetic number, because the mean of its divisors is an integer number (4696363082390).

Almost surely, 2^{40254540706140} is an apocalyptic number.

It is an amenable number.

40254540706140 is an abundant number, since it is smaller than the sum of its proper divisors (72458173271220).

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

40254540706140 is a wasteful number, since it uses less digits than its factorization.

40254540706140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670909011781 (or 670909011779 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 42.

The spelling of 40254540706140 in words is "forty trillion, two hundred fifty-four billion, five hundred forty million, seven hundred six thousand, one hundred forty".