722543150238 has 64 divisors (see below), whose sum is σ = 1779134310912. Its totient is φ = 190500128640.

The previous prime is 722543150237. The next prime is 722543150243. The reversal of 722543150238 is 832051345227.

722543150238 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 722543150238.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722543150237) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1517808 + ... + 1936188.

It is an arithmetic number, because the mean of its divisors is an integer number (27798973608).

Almost surely, 2^722543150238 is an apocalyptic number.

722543150238 is a gapful number since it is divisible by the number (78) formed by its first and last digit.

722543150238 is an abundant number, since it is smaller than the sum of its proper divisors (1056591160674).

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

722543150238 is a wasteful number, since it uses less digits than its factorization.

722543150238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421569.

The product of its (nonzero) digits is 403200, while the sum is 42.

The spelling of 722543150238 in words is "seven hundred twenty-two billion, five hundred forty-three million, one hundred fifty thousand, two hundred thirty-eight".