220403738832 has 40 divisors (see below), whose sum is σ = 570878684640. Its totient is φ = 73274060160.

The previous prime is 220403738831. The next prime is 220403738861. The reversal of 220403738832 is 238837304022.

It is a super-2 number, since 2×220403738832² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220403738831) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6039519 + ... + 6075902.

It is an arithmetic number, because the mean of its divisors is an integer number (14271967116).

Almost surely, 2^220403738832 is an apocalyptic number.

It is an amenable number.

220403738832 is an abundant number, since it is smaller than the sum of its proper divisors (350474945808).

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

220403738832 is a wasteful number, since it uses less digits than its factorization.

220403738832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12115811 (or 12115805 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 42.

The spelling of 220403738832 in words is "two hundred twenty billion, four hundred three million, seven hundred thirty-eight thousand, eight hundred thirty-two".