145616837913 has 32 divisors (see below), whose sum is σ = 226129706880. Its totient is φ = 92507546880.

The previous prime is 145616837903. The next prime is 145616837921. The reversal of 145616837913 is 319738616541.

145616837913 is a `hidden beast` number, since 1 + 4 + 5 + 616 + 8 + 3 + 7 + 9 + 13 = 666.

145616837913 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 145616837913 - 2¹⁴ = 145616821529 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 145616837913.

It is not an unprimeable number, because it can be changed into a prime (145616837903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1481956 + ... + 1577157.

It is an arithmetic number, because the mean of its divisors is an integer number (7066553340).

Almost surely, 2^145616837913 is an apocalyptic number.

It is an amenable number.

145616837913 is a deficient number, since it is larger than the sum of its proper divisors (80512868967).

145616837913 is a wasteful number, since it uses less digits than its factorization.

145616837913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3059206 (or 3059200 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 54.

The spelling of 145616837913 in words is "one hundred forty-five billion, six hundred sixteen million, eight hundred thirty-seven thousand, nine hundred thirteen".