7140458540442 has 16 divisors (see below), whose sum is σ = 14476546082880. Its totient is φ = 2347548013152.

The previous prime is 7140458540359. The next prime is 7140458540443. The reversal of 7140458540442 is 2440458540417.

It is a super-2 number, since 2×7140458540442² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7140458540391 and 7140458540400.

It is not an unprimeable number, because it can be changed into a prime (7140458540443) 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, 8151207942 + ... + 8151208817.

It is an arithmetic number, because the mean of its divisors is an integer number (904784130180).

Almost surely, 2^{7140458540442} is an apocalyptic number.

7140458540442 is an abundant number, since it is smaller than the sum of its proper divisors (7336087542438).

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

7140458540442 is a wasteful number, since it uses less digits than its factorization.

7140458540442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16302416837.

The product of its (nonzero) digits is 2867200, while the sum is 48.

The spelling of 7140458540442 in words is "seven trillion, one hundred forty billion, four hundred fifty-eight million, five hundred forty thousand, four hundred forty-two".