36521669234970 has 320 divisors, whose sum is σ = 114210736231680. Its totient is φ = 8306232625152.

The previous prime is 36521669234959. The next prime is 36521669234971. The reversal of 36521669234970 is 7943296612563.

36521669234970 is a `hidden beast` number, since 3 + 6 + 5 + 216 + 6 + 9 + 2 + 349 + 70 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 36521669234898 and 36521669234907.

It is not an unprimeable number, because it can be changed into a prime (36521669234971) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 2982864 + ... + 9052116.

It is an arithmetic number, because the mean of its divisors is an integer number (356908550724).

Almost surely, 2^{36521669234970} is an apocalyptic number.

36521669234970 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 36521669234970, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57105368115840).

36521669234970 is an abundant number, since it is smaller than the sum of its proper divisors (77689066996710).

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

36521669234970 is a wasteful number, since it uses less digits than its factorization.

36521669234970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6069331 (or 6069322 counting only the distinct ones).

The product of its (nonzero) digits is 88179840, while the sum is 63.

The spelling of 36521669234970 in words is "thirty-six trillion, five hundred twenty-one billion, six hundred sixty-nine million, two hundred thirty-four thousand, nine hundred seventy".