36147406620 has 144 divisors (see below), whose sum is σ = 111666758112. Its totient is φ = 8729809920.

The previous prime is 36147406591. The next prime is 36147406667. The reversal of 36147406620 is 2660474163.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (39).

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 47 ways as a sum of consecutive naturals, for example, 503790 + ... + 571050.

It is an arithmetic number, because the mean of its divisors is an integer number (775463598).

Almost surely, 2^36147406620 is an apocalyptic number.

36147406620 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36147406620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55833379056).

36147406620 is an abundant number, since it is smaller than the sum of its proper divisors (75519351492).

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

36147406620 is a wasteful number, since it uses less digits than its factorization.

36147406620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67352 (or 67337 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 39.

The spelling of 36147406620 in words is "thirty-six billion, one hundred forty-seven million, four hundred six thousand, six hundred twenty".