36828652621 has 4 divisors (see below), whose sum is σ = 36856918432. Its totient is φ = 36800386812.

The previous prime is 36828652571. The next prime is 36828652633. The reversal of 36828652621 is 12625682863.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 36828652621 - 2¹⁵ = 36828619853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36828655621) 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, 14130951 + ... + 14133556.

It is an arithmetic number, because the mean of its divisors is an integer number (9214229608).

Almost surely, 2^36828652621 is an apocalyptic number.

It is an amenable number.

36828652621 is a deficient number, since it is larger than the sum of its proper divisors (28265811).

36828652621 is a wasteful number, since it uses less digits than its factorization.

36828652621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28265810.

The product of its digits is 1658880, while the sum is 49.

The spelling of 36828652621 in words is "thirty-six billion, eight hundred twenty-eight million, six hundred fifty-two thousand, six hundred twenty-one".