1526516012 has 96 divisors (see below), whose sum is σ = 3386880000. Its totient is φ = 599477760.

The previous prime is 1526516009. The next prime is 1526516021. The reversal of 1526516012 is 2106156251.

It is a happy number.

It is a super-2 number, since 2×1526516012² = 4660502269784768288, which contains 22 as substring.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 807164 + ... + 809052.

It is an arithmetic number, because the mean of its divisors is an integer number (35280000).

Almost surely, 2^1526516012 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 1526516012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1693440000).

1526516012 is an abundant number, since it is smaller than the sum of its proper divisors (1860363988).

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

1526516012 is a wasteful number, since it uses less digits than its factorization.

1526516012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1964 (or 1948 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 1526516012 is about 39070.6541025358. The cubic root of 1526516012 is about 1151.4200509281.

The spelling of 1526516012 in words is "one billion, five hundred twenty-six million, five hundred sixteen thousand, twelve".