1513443665063 has 32 divisors (see below), whose sum is σ = 1727321932800. Its totient is φ = 1312598327040.

The previous prime is 1513443665039. The next prime is 1513443665101. The reversal of 1513443665063 is 3605663443151.

It is a happy number.

It is not a de Polignac number, because 1513443665063 - 2⁸ = 1513443664807 is a prime.

It is a super-2 number, since 2×1513443665063² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1513443664999 and 1513443665017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1513443665663) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 183822395 + ... + 183830627.

It is an arithmetic number, because the mean of its divisors is an integer number (53978810400).

Almost surely, 2^{1513443665063} is an apocalyptic number.

1513443665063 is a deficient number, since it is larger than the sum of its proper divisors (213878267737).

1513443665063 is a wasteful number, since it uses less digits than its factorization.

1513443665063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10079.

The product of its (nonzero) digits is 2332800, while the sum is 47.

The spelling of 1513443665063 in words is "one trillion, five hundred thirteen billion, four hundred forty-three million, six hundred sixty-five thousand, sixty-three".