7426672321707 has 8 divisors (see below), whose sum is σ = 11002477513680. Its totient is φ = 4951114881120.

The previous prime is 7426672321661. The next prime is 7426672321711. The reversal of 7426672321707 is 7071232766247.

It is not a de Polignac number, because 7426672321707 - 2²³ = 7426663933099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7426672321007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137530968894 + ... + 137530968947.

It is an arithmetic number, because the mean of its divisors is an integer number (1375309689210).

Almost surely, 2^{7426672321707} is an apocalyptic number.

7426672321707 is a deficient number, since it is larger than the sum of its proper divisors (3575805191973).

7426672321707 is a wasteful number, since it uses less digits than its factorization.

7426672321707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275061937850 (or 275061937844 counting only the distinct ones).

The product of its (nonzero) digits is 8297856, while the sum is 54.

The spelling of 7426672321707 in words is "seven trillion, four hundred twenty-six billion, six hundred seventy-two million, three hundred twenty-one thousand, seven hundred seven".