45413681418 has 96 divisors (see below), whose sum is σ = 116087976576. Its totient is φ = 12561260544.

The previous prime is 45413681413. The next prime is 45413681437. The reversal of 45413681418 is 81418631454.

45413681418 is a `hidden beast` number, since 4 + 541 + 3 + 68 + 1 + 41 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (45413681413) 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 47 ways as a sum of consecutive naturals, for example, 575146 + ... + 649322.

It is an arithmetic number, because the mean of its divisors is an integer number (1209249756).

Almost surely, 2^45413681418 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45413681418, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58043988288).

45413681418 is an abundant number, since it is smaller than the sum of its proper divisors (70674295158).

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

45413681418 is a wasteful number, since it uses less digits than its factorization.

45413681418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74348 (or 74345 counting only the distinct ones).

The product of its digits is 368640, while the sum is 45.

The spelling of 45413681418 in words is "forty-five billion, four hundred thirteen million, six hundred eighty-one thousand, four hundred eighteen".