45544747500 has 480 divisors, whose sum is σ = 172816680960. Its totient is φ = 10152000000.

The previous prime is 45544747471. The next prime is 45544747537. The reversal of 45544747500 is 574744554.

45544747500 is a `hidden beast` number, since 4 + 554 + 4 + 7 + 47 + 50 + 0 = 666.

It is a super-3 number, since 3×45544747500³ (a number of 33 digits) contains 333 as substring.

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 159 ways as a sum of consecutive naturals, for example, 19371325 + ... + 19373675.

It is an arithmetic number, because the mean of its divisors is an integer number (360034752).

Almost surely, 2^45544747500 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 45544747500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86408340480).

45544747500 is an abundant number, since it is smaller than the sum of its proper divisors (127271933460).

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

45544747500 is a wasteful number, since it uses less digits than its factorization.

45544747500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2432 (or 2409 counting only the distinct ones).

The product of its (nonzero) digits is 1568000, while the sum is 45.

The spelling of 45544747500 in words is "forty-five billion, five hundred forty-four million, seven hundred forty-seven thousand, five hundred".