7289400056386 has 64 divisors (see below), whose sum is σ = 13075045505280. Its totient is φ = 2981854713600.

The previous prime is 7289400056273. The next prime is 7289400056399. The reversal of 7289400056386 is 6836500049827.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (58).

It is a self number, because there is not a number n which added to its sum of digits gives 7289400056386.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26640805 + ... + 26913031.

It is an arithmetic number, because the mean of its divisors is an integer number (204297586020).

Almost surely, 2^{7289400056386} is an apocalyptic number.

7289400056386 is a deficient number, since it is larger than the sum of its proper divisors (5785645448894).

7289400056386 is a wasteful number, since it uses less digits than its factorization.

7289400056386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273019.

The product of its (nonzero) digits is 17418240, while the sum is 58.

The spelling of 7289400056386 in words is "seven trillion, two hundred eighty-nine billion, four hundred million, fifty-six thousand, three hundred eighty-six".