45016398 has 120 divisors (see below), whose sum is σ = 120669912. Its totient is φ = 12501216.

The previous prime is 45016397. The next prime is 45016403. The reversal of 45016398 is 89361054.

45016398 is a `hidden beast` number, since 4 + 501 + 63 + 98 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45016397) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 420661 + ... + 420767.

Almost surely, 2^45016398 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45016398, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60334956).

45016398 is an abundant number, since it is smaller than the sum of its proper divisors (75653514).

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

45016398 is a wasteful number, since it uses less digits than its factorization.

45016398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188 (or 172 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 45016398 is about 6709.4260559306. The cubic root of 45016398 is about 355.7325295995.

The spelling of 45016398 in words is "forty-five million, sixteen thousand, three hundred ninety-eight".