3423512731507 has 4 divisors (see below), whose sum is σ = 3734741161656. Its totient is φ = 3112284301360.

The previous prime is 3423512731459. The next prime is 3423512731531. The reversal of 3423512731507 is 7051372153243.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3423512731507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3423512731547) 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, 155614215058 + ... + 155614215079.

It is an arithmetic number, because the mean of its divisors is an integer number (933685290414).

Almost surely, 2^{3423512731507} is an apocalyptic number.

3423512731507 is a deficient number, since it is larger than the sum of its proper divisors (311228430149).

3423512731507 is a wasteful number, since it uses less digits than its factorization.

3423512731507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311228430148.

The product of its (nonzero) digits is 529200, while the sum is 43.

The spelling of 3423512731507 in words is "three trillion, four hundred twenty-three billion, five hundred twelve million, seven hundred thirty-one thousand, five hundred seven".