15303265116540 has 96 divisors (see below), whose sum is σ = 43125177199104. Its totient is φ = 4054585416960.

The previous prime is 15303265116511. The next prime is 15303265116541. The reversal of 15303265116540 is 4561156230351.

It is a happy number.

It is a super-2 number, since 2×15303265116540² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 15303265116492 and 15303265116501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15303265116541) 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, 151300585 + ... + 151401695.

It is an arithmetic number, because the mean of its divisors is an integer number (449220595824).

Almost surely, 2^{15303265116540} is an apocalyptic number.

15303265116540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15303265116540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21562588599552).

15303265116540 is an abundant number, since it is smaller than the sum of its proper divisors (27821912082564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15303265116540 is a wasteful number, since it uses less digits than its factorization.

15303265116540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117347 (or 117345 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 42.

The spelling of 15303265116540 in words is "fifteen trillion, three hundred three billion, two hundred sixty-five million, one hundred sixteen thousand, five hundred forty".