4540139100 has 756 divisors, whose sum is σ = 18169962048. Its totient is φ = 979776000.

The previous prime is 4540139089. The next prime is 4540139147. The reversal of 4540139100 is 19310454.

4540139100 is a `hidden beast` number, since 4 + 540 + 13 + 9 + 100 = 666.

It is a tau number, because it is divible by the number of its divisors (756).

It is a super-2 number, since 2×4540139100² = 41225726094697620000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 251 ways as a sum of consecutive naturals, for example, 110735080 + ... + 110735120.

Almost surely, 2^4540139100 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 4540139100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9084981024).

4540139100 is an abundant number, since it is smaller than the sum of its proper divisors (13629822948).

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

4540139100 is a wasteful number, since it uses less digits than its factorization.

4540139100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118 (or 89 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 4540139100 is about 67380.5543165089. The cubic root of 4540139100 is about 1655.8578564194.

Adding to 4540139100 its reverse (19310454), we get a palindrome (4559449554).

The spelling of 4540139100 in words is "four billion, five hundred forty million, one hundred thirty-nine thousand, one hundred".