7439443920051 has 16 divisors (see below), whose sum is σ = 11653394672640. Its totient is φ = 4161926668320.

The previous prime is 7439443920031. The next prime is 7439443920053. The reversal of 7439443920051 is 1500293449347.

It is not a de Polignac number, because 7439443920051 - 2¹⁰ = 7439443919027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7439443919976 and 7439443920003.

It is not an unprimeable number, because it can be changed into a prime (7439443920053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8670680131 + ... + 8670680988.

It is an arithmetic number, because the mean of its divisors is an integer number (728337167040).

Almost surely, 2^{7439443920051} is an apocalyptic number.

7439443920051 is a deficient number, since it is larger than the sum of its proper divisors (4213950752589).

7439443920051 is a wasteful number, since it uses less digits than its factorization.

7439443920051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17341361146.

The product of its (nonzero) digits is 3265920, while the sum is 51.

The spelling of 7439443920051 in words is "seven trillion, four hundred thirty-nine billion, four hundred forty-three million, nine hundred twenty thousand, fifty-one".