1015235541516 has 144 divisors (see below), whose sum is σ = 2858587683840. Its totient is φ = 279409777920.

The previous prime is 1015235541511. The next prime is 1015235541547. The reversal of 1015235541516 is 6151455325101.

It is not an unprimeable number, because it can be changed into a prime (1015235541511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1638001 + ... + 2171063.

It is an arithmetic number, because the mean of its divisors is an integer number (19851303360).

Almost surely, 2^{1015235541516} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1015235541516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1429293841920).

1015235541516 is an abundant number, since it is smaller than the sum of its proper divisors (1843352142324).

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

1015235541516 is a wasteful number, since it uses less digits than its factorization.

1015235541516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533204 (or 533195 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 39.

The spelling of 1015235541516 in words is "one trillion, fifteen billion, two hundred thirty-five million, five hundred forty-one thousand, five hundred sixteen".