2515526532 has 72 divisors (see below), whose sum is σ = 6460272000. Its totient is φ = 825185088.

The previous prime is 2515526513. The next prime is 2515526543. The reversal of 2515526532 is 2356255152.

2515526532 is a `hidden beast` number, since 2 + 51 + 55 + 26 + 532 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 985594 + ... + 988142.

It is an arithmetic number, because the mean of its divisors is an integer number (89726000).

Almost surely, 2^2515526532 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 2515526532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3230136000).

2515526532 is an abundant number, since it is smaller than the sum of its proper divisors (3944745468).

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

2515526532 is a wasteful number, since it uses less digits than its factorization.

2515526532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2985 (or 2980 counting only the distinct ones).

The product of its digits is 90000, while the sum is 36.

The square root of 2515526532 is about 50155.0249925170. The cubic root of 2515526532 is about 1360.0127110980.

The spelling of 2515526532 in words is "two billion, five hundred fifteen million, five hundred twenty-six thousand, five hundred thirty-two".