36421351524 has 72 divisors (see below), whose sum is σ = 94595941440. Its totient is φ = 11807007552.

The previous prime is 36421351493. The next prime is 36421351543. The reversal of 36421351524 is 42515312463.

36421351524 is a `hidden beast` number, since 3 + 64 + 21 + 3 + 51 + 524 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 23 ways as a sum of consecutive naturals, for example, 3862087 + ... + 3871505.

It is an arithmetic number, because the mean of its divisors is an integer number (1313832520).

Almost surely, 2^36421351524 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 36421351524, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47297970720).

36421351524 is an abundant number, since it is smaller than the sum of its proper divisors (58174589916).

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

36421351524 is a wasteful number, since it uses less digits than its factorization.

36421351524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12369 (or 12364 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

Adding to 36421351524 its reverse (42515312463), we get a palindrome (78936663987).

The spelling of 36421351524 in words is "thirty-six billion, four hundred twenty-one million, three hundred fifty-one thousand, five hundred twenty-four".