616742382405 has 16 divisors (see below), whose sum is σ = 986832737280. Its totient is φ = 328914295488.

The previous prime is 616742382397. The next prime is 616742382409. The reversal of 616742382405 is 504283247616.

It is not a de Polignac number, because 616742382405 - 2³ = 616742382397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616742382409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 591397 + ... + 1258266.

It is an arithmetic number, because the mean of its divisors is an integer number (61677046080).

Almost surely, 2^616742382405 is an apocalyptic number.

It is an amenable number.

616742382405 is a deficient number, since it is larger than the sum of its proper divisors (370090354875).

616742382405 is a wasteful number, since it uses less digits than its factorization.

616742382405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1871900.

The product of its (nonzero) digits is 1935360, while the sum is 48.

The spelling of 616742382405 in words is "six hundred sixteen billion, seven hundred forty-two million, three hundred eighty-two thousand, four hundred five".