7540140213422 has 16 divisors (see below), whose sum is σ = 11392942775472. Its totient is φ = 3742493472960.

The previous prime is 7540140213401. The next prime is 7540140213451. The reversal of 7540140213422 is 2243120410457.

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, 21618488 + ... + 21964500.

It is an arithmetic number, because the mean of its divisors is an integer number (712058923467).

Almost surely, 2^{7540140213422} is an apocalyptic number.

7540140213422 is a deficient number, since it is larger than the sum of its proper divisors (3852802562050).

7540140213422 is a wasteful number, since it uses less digits than its factorization.

7540140213422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425683.

The product of its (nonzero) digits is 53760, while the sum is 35.

Adding to 7540140213422 its reverse (2243120410457), we get a palindrome (9783260623879).

The spelling of 7540140213422 in words is "seven trillion, five hundred forty billion, one hundred forty million, two hundred thirteen thousand, four hundred twenty-two".