36946551936 has 384 divisors, whose sum is σ = 119241884160. Its totient is φ = 10094837760.

The previous prime is 36946551913. The next prime is 36946551937. The reversal of 36946551936 is 63915564963.

It is a tau number, because it is divible by the number of its divisors (384).

It is not an unprimeable number, because it can be changed into a prime (36946551937) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 56579386 + ... + 56580038.

It is an arithmetic number, because the mean of its divisors is an integer number (310525740).

Almost surely, 2^36946551936 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 36946551936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59620942080).

36946551936 is an abundant number, since it is smaller than the sum of its proper divisors (82295332224).

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

36946551936 is a wasteful number, since it uses less digits than its factorization.

36946551936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812 (or 793 counting only the distinct ones).

The product of its digits is 15746400, while the sum is 57.

The spelling of 36946551936 in words is "thirty-six billion, nine hundred forty-six million, five hundred fifty-one thousand, nine hundred thirty-six".