64032262500 has 144 divisors (see below), whose sum is σ = 191308255488. Its totient is φ = 16658400000.

The previous prime is 64032262487. The next prime is 64032262519. The reversal of 64032262500 is 526223046.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1516677 + ... + 1558323.

It is an arithmetic number, because the mean of its divisors is an integer number (1328529552).

Almost surely, 2^64032262500 is an apocalyptic number.

64032262500 is a gapful number since it is divisible by the number (60) 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 64032262500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95654127744).

64032262500 is an abundant number, since it is smaller than the sum of its proper divisors (127275992988).

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

64032262500 is a wasteful number, since it uses less digits than its factorization.

64032262500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41720 (or 41698 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 64032262500 its reverse (526223046), we get a palindrome (64558485546).

The spelling of 64032262500 in words is "sixty-four billion, thirty-two million, two hundred sixty-two thousand, five hundred".