4536748440 has 160 divisors (see below), whose sum is σ = 17426962080. Its totient is φ = 1036965888.

The previous prime is 4536748373. The next prime is 4536748453. The reversal of 4536748440 is 448476354.

4536748440 is a `hidden beast` number, since 4 + 536 + 74 + 8 + 4 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 77337 + ... + 122696.

It is an arithmetic number, because the mean of its divisors is an integer number (108918513).

Almost surely, 2^4536748440 is an apocalyptic number.

4536748440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4536748440 is an abundant number, since it is smaller than the sum of its proper divisors (12890213640).

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

4536748440 is a wasteful number, since it uses less digits than its factorization.

4536748440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200063 (or 200050 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 45.

The square root of 4536748440 is about 67355.3890939693. The cubic root of 4536748440 is about 1655.4455453195.

The spelling of 4536748440 in words is "four billion, five hundred thirty-six million, seven hundred forty-eight thousand, four hundred forty".