36421561356 has 48 divisors (see below), whose sum is σ = 87764382720. Its totient is φ = 11743623360.

The previous prime is 36421561333. The next prime is 36421561357. The reversal of 36421561356 is 65316512463.

It is not an unprimeable number, because it can be changed into a prime (36421561357) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 856035 + ... + 897573.

It is an arithmetic number, because the mean of its divisors is an integer number (1828424640).

Almost surely, 2^36421561356 is an apocalyptic number.

It is an amenable number.

36421561356 is an abundant number, since it is smaller than the sum of its proper divisors (51342821364).

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

36421561356 is a wasteful number, since it uses less digits than its factorization.

36421561356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43934 (or 43932 counting only the distinct ones).

The product of its digits is 388800, while the sum is 42.

The spelling of 36421561356 in words is "thirty-six billion, four hundred twenty-one million, five hundred sixty-one thousand, three hundred fifty-six".