7423406507 has 12 divisors (see below), whose sum is σ = 8639591688. Its totient is φ = 6351576000.

The previous prime is 7423406503. The next prime is 7423406531. The reversal of 7423406507 is 7056043247.

It is not a de Polignac number, because 7423406507 - 2² = 7423406503 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7423406503) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1802369 + ... + 1806482.

It is an arithmetic number, because the mean of its divisors is an integer number (719965974).

Almost surely, 2^7423406507 is an apocalyptic number.

7423406507 is a deficient number, since it is larger than the sum of its proper divisors (1216185181).

7423406507 is a wasteful number, since it uses less digits than its factorization.

7423406507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3608890 (or 3608879 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 38.

The square root of 7423406507 is about 86159.1928177139. The cubic root of 7423406507 is about 1950.7475991226.

It can be divided in two parts, 742340 and 6507, that added together give a palindrome (748847).

The spelling of 7423406507 in words is "seven billion, four hundred twenty-three million, four hundred six thousand, five hundred seven".