16345741397 has 8 divisors (see below), whose sum is σ = 16563669696. Its totient is φ = 16129242592.

The previous prime is 16345741387. The next prime is 16345741409. The reversal of 16345741397 is 79314754361.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16345741397 - 2⁴ = 16345741381 is a prime.

It is a super-3 number, since 3×16345741397³ (a number of 32 digits) contains 333 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 (16345741327) 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, 334343 + ... + 380100.

It is an arithmetic number, because the mean of its divisors is an integer number (2070458712).

Almost surely, 2^16345741397 is an apocalyptic number.

It is an amenable number.

16345741397 is a deficient number, since it is larger than the sum of its proper divisors (217928299).

16345741397 is a wasteful number, since it uses less digits than its factorization.

16345741397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714747.

The product of its digits is 1905120, while the sum is 50.

The spelling of 16345741397 in words is "sixteen billion, three hundred forty-five million, seven hundred forty-one thousand, three hundred ninety-seven".