36217905420 has 96 divisors (see below), whose sum is σ = 105996054528. Its totient is φ = 9222757632.

The previous prime is 36217905419. The next prime is 36217905463. The reversal of 36217905420 is 2450971263.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 816042 + ... + 859278.

It is an arithmetic number, because the mean of its divisors is an integer number (1104125568).

Almost surely, 2^36217905420 is an apocalyptic number.

36217905420 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 36217905420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52998027264).

36217905420 is an abundant number, since it is smaller than the sum of its proper divisors (69778149108).

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

36217905420 is a wasteful number, since it uses less digits than its factorization.

36217905420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43879 (or 43877 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 39.

The spelling of 36217905420 in words is "thirty-six billion, two hundred seventeen million, nine hundred five thousand, four hundred twenty".