7140458540446 has 64 divisors (see below), whose sum is σ = 13737394713600. Its totient is φ = 2702287560960.

The previous prime is 7140458540443. The next prime is 7140458540447. The reversal of 7140458540446 is 6440458540417.

It is a happy number.

It is a super-2 number, since 2×7140458540446² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7140458540393 and 7140458540402.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 2367066 + ... + 4459138.

It is an arithmetic number, because the mean of its divisors is an integer number (214646792400).

Almost surely, 2^{7140458540446} is an apocalyptic number.

7140458540446 is a deficient number, since it is larger than the sum of its proper divisors (6596936173154).

7140458540446 is a wasteful number, since it uses less digits than its factorization.

7140458540446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2092729.

The product of its (nonzero) digits is 8601600, while the sum is 52.

The spelling of 7140458540446 in words is "seven trillion, one hundred forty billion, four hundred fifty-eight million, five hundred forty thousand, four hundred forty-six".