7422973165407 has 4 divisors (see below), whose sum is σ = 9897297553880. Its totient is φ = 4948648776936.

The previous prime is 7422973165393. The next prime is 7422973165409. The reversal of 7422973165407 is 7045613792247.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 7422973165407 - 2¹⁵ = 7422973132639 is a prime.

It is a super-2 number, since 2×7422973165407² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7422973165409) 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, 1237162194232 + ... + 1237162194237.

It is an arithmetic number, because the mean of its divisors is an integer number (2474324388470).

Almost surely, 2^{7422973165407} is an apocalyptic number.

7422973165407 is a deficient number, since it is larger than the sum of its proper divisors (2474324388473).

7422973165407 is a wasteful number, since it uses less digits than its factorization.

7422973165407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2474324388472.

The product of its (nonzero) digits is 17781120, while the sum is 57.

The spelling of 7422973165407 in words is "seven trillion, four hundred twenty-two billion, nine hundred seventy-three million, one hundred sixty-five thousand, four hundred seven".