361509938468 has 12 divisors (see below), whose sum is σ = 723019876992. Its totient is φ = 154932830760.

The previous prime is 361509938443. The next prime is 361509938479. The reversal of 361509938468 is 864839905163.

361509938468 is an admirable number.

It is a super-2 number, since 2×361509938468² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 361509938468.

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 3 ways as a sum of consecutive naturals, for example, 6455534588 + ... + 6455534643.

It is an arithmetic number, because the mean of its divisors is an integer number (60251656416).

Almost surely, 2^361509938468 is an apocalyptic number.

It is an amenable number.

361509938468 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

361509938468 is a wasteful number, since it uses less digits than its factorization.

361509938468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12911069242 (or 12911069240 counting only the distinct ones).

The product of its (nonzero) digits is 33592320, while the sum is 62.

The spelling of 361509938468 in words is "three hundred sixty-one billion, five hundred nine million, nine hundred thirty-eight thousand, four hundred sixty-eight".