1613115156063 has 16 divisors (see below), whose sum is σ = 2158945495776. Its totient is φ = 1071348758400.

The previous prime is 1613115156049. The next prime is 1613115156097. The reversal of 1613115156063 is 3606515113161.

It is not a de Polignac number, because 1613115156063 - 2⁵ = 1613115156031 is a prime.

It is a super-4 number, since 4×1613115156063⁴ (a number of 50 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1613115156463) 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, 4910845 + ... + 5229017.

It is an arithmetic number, because the mean of its divisors is an integer number (134934093486).

Almost surely, 2^{1613115156063} is an apocalyptic number.

1613115156063 is a deficient number, since it is larger than the sum of its proper divisors (545830339713).

1613115156063 is a wasteful number, since it uses less digits than its factorization.

1613115156063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324554.

The product of its (nonzero) digits is 48600, while the sum is 39.

The spelling of 1613115156063 in words is "one trillion, six hundred thirteen billion, one hundred fifteen million, one hundred fifty-six thousand, sixty-three".