16402345417757 has 16 divisors (see below), whose sum is σ = 17799271680960. Its totient is φ = 15024739267200.

The previous prime is 16402345417721. The next prime is 16402345417771. The reversal of 16402345417757 is 75771454320461.

It is not a de Polignac number, because 16402345417757 - 2¹² = 16402345413661 is a prime.

It is a super-2 number, since 2×16402345417757² (a number of 27 digits) contains 22 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 (16402345417457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142808969 + ... + 142923777.

It is an arithmetic number, because the mean of its divisors is an integer number (1112454480060).

Almost surely, 2^{16402345417757} is an apocalyptic number.

It is an amenable number.

16402345417757 is a deficient number, since it is larger than the sum of its proper divisors (1396926263203).

16402345417757 is a wasteful number, since it uses less digits than its factorization.

16402345417757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198844.

The product of its (nonzero) digits is 19756800, while the sum is 56.

The spelling of 16402345417757 in words is "sixteen trillion, four hundred two billion, three hundred forty-five million, four hundred seventeen thousand, seven hundred fifty-seven".