36521126540 has 48 divisors (see below), whose sum is σ = 77112961632. Its totient is φ = 14528856576.

The previous prime is 36521126497. The next prime is 36521126557. The reversal of 36521126540 is 4562112563.

It is a self number, because there is not a number n which added to its sum of digits gives 36521126540.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4976714 + ... + 4984046.

It is an arithmetic number, because the mean of its divisors is an integer number (1606520034).

Almost surely, 2^36521126540 is an apocalyptic number.

It is an amenable number.

36521126540 is an abundant number, since it is smaller than the sum of its proper divisors (40591835092).

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

36521126540 is a wasteful number, since it uses less digits than its factorization.

36521126540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8666 (or 8664 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 36521126540 in words is "thirty-six billion, five hundred twenty-one million, one hundred twenty-six thousand, five hundred forty".