724473226641346 has 32 divisors (see below), whose sum is σ = 1349988931347840. Its totient is φ = 283926243482496.

The previous prime is 724473226641271. The next prime is 724473226641347. The reversal of 724473226641346 is 643146622374427.

It is a happy number.

It is a super-2 number, since 2×724473226641346² (a number of 31 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (724473226641347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18601018491 + ... + 18601057438.

It is an arithmetic number, because the mean of its divisors is an integer number (42187154104620).

Almost surely, 2^{724473226641346} is an apocalyptic number.

724473226641346 is a deficient number, since it is larger than the sum of its proper divisors (625515704706494).

724473226641346 is a wasteful number, since it uses less digits than its factorization.

724473226641346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37202076058.

The product of its digits is 195084288, while the sum is 61.

The spelling of 724473226641346 in words is "seven hundred twenty-four trillion, four hundred seventy-three billion, two hundred twenty-six million, six hundred forty-one thousand, three hundred forty-six".