36778457852 has 24 divisors (see below), whose sum is σ = 67757303040. Its totient is φ = 17419443120.

The previous prime is 36778457819. The next prime is 36778457899. The reversal of 36778457852 is 25875487763.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 850703 + ... + 892889.

It is an arithmetic number, because the mean of its divisors is an integer number (2823220960).

Almost surely, 2^36778457852 is an apocalyptic number.

It is an amenable number.

36778457852 is a deficient number, since it is larger than the sum of its proper divisors (30978845188).

36778457852 is a wasteful number, since it uses less digits than its factorization.

36778457852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53681 (or 53679 counting only the distinct ones).

The product of its digits is 79027200, while the sum is 62.

The spelling of 36778457852 in words is "thirty-six billion, seven hundred seventy-eight million, four hundred fifty-seven thousand, eight hundred fifty-two".