7138373456446 has 8 divisors (see below), whose sum is σ = 10707763533840. Its totient is φ = 3569118945168.

The previous prime is 7138373456441. The next prime is 7138373456449. The reversal of 7138373456446 is 6446543738317.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7138373456441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33759786 + ... + 33970573.

It is an arithmetic number, because the mean of its divisors is an integer number (1338470441730).

Almost surely, 2^{7138373456446} is an apocalyptic number.

7138373456446 is a deficient number, since it is larger than the sum of its proper divisors (3569390077394).

7138373456446 is a wasteful number, since it uses less digits than its factorization.

7138373456446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67783058.

The product of its digits is 121927680, while the sum is 61.

The spelling of 7138373456446 in words is "seven trillion, one hundred thirty-eight billion, three hundred seventy-three million, four hundred fifty-six thousand, four hundred forty-six".