36522251551 has 4 divisors (see below), whose sum is σ = 36883858104. Its totient is φ = 36160645000.

The previous prime is 36522251533. The next prime is 36522251561. The reversal of 36522251551 is 15515222563.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 36522251551 - 2¹¹ = 36522249503 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 36522251551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36522251531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180803125 + ... + 180803326.

It is an arithmetic number, because the mean of its divisors is an integer number (9220964526).

Almost surely, 2^36522251551 is an apocalyptic number.

36522251551 is a deficient number, since it is larger than the sum of its proper divisors (361606553).

36522251551 is a wasteful number, since it uses less digits than its factorization.

36522251551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361606552.

The product of its digits is 90000, while the sum is 37.

The spelling of 36522251551 in words is "thirty-six billion, five hundred twenty-two million, two hundred fifty-one thousand, five hundred fifty-one".