36684421297461 has 96 divisors (see below), whose sum is σ = 61710704640000. Its totient is φ = 20567221608960.

The previous prime is 36684421297457. The next prime is 36684421297487. The reversal of 36684421297461 is 16479212448663.

36684421297461 is a `hidden beast` number, since 3 + 6 + 6 + 8 + 4 + 42 + 129 + 7 + 461 = 666.

36684421297461 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 36684421297461 - 2² = 36684421297457 is a prime.

It is a super-2 number, since 2×36684421297461² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36684421297061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 928723290 + ... + 928762788.

It is an arithmetic number, because the mean of its divisors is an integer number (642819840000).

Almost surely, 2^{36684421297461} is an apocalyptic number.

It is an amenable number.

36684421297461 is a deficient number, since it is larger than the sum of its proper divisors (25026283342539).

36684421297461 is a wasteful number, since it uses less digits than its factorization.

36684421297461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40759 (or 40756 counting only the distinct ones).

The product of its digits is 83607552, while the sum is 63.

The spelling of 36684421297461 in words is "thirty-six trillion, six hundred eighty-four billion, four hundred twenty-one million, two hundred ninety-seven thousand, four hundred sixty-one".