45653544 has 80 divisors (see below), whose sum is σ = 130680000. Its totient is φ = 14884128.

The previous prime is 45653539. The next prime is 45653581. The reversal of 45653544 is 44535654.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 45653499 and 45653508.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 29707 + ... + 31205.

It is an arithmetic number, because the mean of its divisors is an integer number (1633500).

Almost surely, 2^45653544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45653544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65340000).

45653544 is an abundant number, since it is smaller than the sum of its proper divisors (85026456).

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

45653544 is a wasteful number, since it uses less digits than its factorization.

45653544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1564 (or 1551 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The square root of 45653544 is about 6756.7406343591. The cubic root of 45653544 is about 357.4029769148.

The spelling of 45653544 in words is "forty-five million, six hundred fifty-three thousand, five hundred forty-four".