73481686476 has 48 divisors (see below), whose sum is σ = 187373208960. Its totient is φ = 22228021120.

The previous prime is 73481686427. The next prime is 73481686489. The reversal of 73481686476 is 67468618437.

It is a happy number.

It is a super-2 number, since 2×73481686476² (a number of 23 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 414066 + ... + 564281.

It is an arithmetic number, because the mean of its divisors is an integer number (3903608520).

Almost surely, 2^73481686476 is an apocalyptic number.

It is an amenable number.

73481686476 is an abundant number, since it is smaller than the sum of its proper divisors (113891522484).

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

73481686476 is a wasteful number, since it uses less digits than its factorization.

73481686476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 978934 (or 978932 counting only the distinct ones).

The product of its digits is 32514048, while the sum is 60.

It can be divided in two parts, 73481 and 686476, that added together give a palindrome (759957).

The spelling of 73481686476 in words is "seventy-three billion, four hundred eighty-one million, six hundred eighty-six thousand, four hundred seventy-six".