3345721654715 has 16 divisors (see below), whose sum is σ = 4379914623456. Its totient is φ = 2433218323200.

The previous prime is 3345721654643. The next prime is 3345721654741. The reversal of 3345721654715 is 5174561275433.

It is not a de Polignac number, because 3345721654715 - 2⁸ = 3345721654459 is a prime.

It is a super-2 number, since 2×3345721654715² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3989495 + ... + 4754735.

It is an arithmetic number, because the mean of its divisors is an integer number (273744663966).

Almost surely, 2^{3345721654715} is an apocalyptic number.

3345721654715 is a deficient number, since it is larger than the sum of its proper divisors (1034192968741).

3345721654715 is a wasteful number, since it uses less digits than its factorization.

3345721654715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 844750.

The product of its digits is 10584000, while the sum is 53.

The spelling of 3345721654715 in words is "three trillion, three hundred forty-five billion, seven hundred twenty-one million, six hundred fifty-four thousand, seven hundred fifteen".