36428355840 has 144 divisors (see below), whose sum is σ = 118315713600. Its totient is φ = 9549520896.

The previous prime is 36428355827. The next prime is 36428355869. The reversal of 36428355840 is 4855382463.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 36428355840.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146166 + ... + 306954.

It is an arithmetic number, because the mean of its divisors is an integer number (821636900).

Almost surely, 2^36428355840 is an apocalyptic number.

36428355840 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 36428355840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59157856800).

36428355840 is an abundant number, since it is smaller than the sum of its proper divisors (81887357760).

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

36428355840 is a wasteful number, since it uses less digits than its factorization.

36428355840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160872 (or 160858 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 48.

The spelling of 36428355840 in words is "thirty-six billion, four hundred twenty-eight million, three hundred fifty-five thousand, eight hundred forty".