616151263024123 has 4 divisors (see below), whose sum is σ = 617867561807280. Its totient is φ = 614434964240968.

The previous prime is 616151263024109. The next prime is 616151263024139. The reversal of 616151263024123 is 321420362151616.

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

It is a cyclic number.

It is not a de Polignac number, because 616151263024123 - 2¹³ = 616151263015931 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 616151263024123.

It is not an unprimeable number, because it can be changed into a prime (616151263024103) 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, 858149391040 + ... + 858149391757.

It is an arithmetic number, because the mean of its divisors is an integer number (154466890451820).

Almost surely, 2^{616151263024123} is an apocalyptic number.

616151263024123 is a deficient number, since it is larger than the sum of its proper divisors (1716298783157).

616151263024123 is a wasteful number, since it uses less digits than its factorization.

616151263024123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1716298783156.

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 616151263024123 in words is "six hundred sixteen trillion, one hundred fifty-one billion, two hundred sixty-three million, twenty-four thousand, one hundred twenty-three".