601721361376 has 48 divisors (see below), whose sum is σ = 1251291621888. Its totient is φ = 284384419200.

The previous prime is 601721361361. The next prime is 601721361377. The reversal of 601721361376 is 673163127106.

It is a super-2 number, since 2×601721361376² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (601721361377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7010530 + ... + 7095841.

It is an arithmetic number, because the mean of its divisors is an integer number (26068575456).

Almost surely, 2^601721361376 is an apocalyptic number.

It is an amenable number.

601721361376 is an abundant number, since it is smaller than the sum of its proper divisors (649570260512).

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

601721361376 is a wasteful number, since it uses less digits than its factorization.

601721361376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14106455 (or 14106447 counting only the distinct ones).

The product of its (nonzero) digits is 190512, while the sum is 43.

The spelling of 601721361376 in words is "six hundred one billion, seven hundred twenty-one million, three hundred sixty-one thousand, three hundred seventy-six".