36155061440 has 112 divisors (see below), whose sum is σ = 91364360832. Its totient is φ = 13580599296.

The previous prime is 36155061403. The next prime is 36155061539. The reversal of 36155061440 is 4416055163.

It is a super-3 number, since 3×36155061440³ (a number of 33 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 36155061440.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2478809 + ... + 2493351.

Almost surely, 2^36155061440 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 36155061440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45682180416).

36155061440 is an abundant number, since it is smaller than the sum of its proper divisors (55209299392).

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

36155061440 is a wasteful number, since it uses less digits than its factorization.

36155061440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15034 (or 15024 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 36155061440 in words is "thirty-six billion, one hundred fifty-five million, sixty-one thousand, four hundred forty".