45531243000 has 192 divisors, whose sum is σ = 155627503200. Its totient is φ = 12005030400.

The previous prime is 45531242993. The next prime is 45531243007. The reversal of 45531243000 is 34213554.

45531243000 is a `hidden beast` number, since 45 + 5 + 312 + 4 + 300 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (45531242993) and next prime (45531243007).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45531243007) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 772579 + ... + 829421.

Almost surely, 2^45531243000 is an apocalyptic number.

45531243000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45531243000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77813751600).

45531243000 is an abundant number, since it is smaller than the sum of its proper divisors (110096260200).

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

45531243000 is a wasteful number, since it uses less digits than its factorization.

45531243000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56959 (or 56942 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

Adding to 45531243000 its reverse (34213554), we get a palindrome (45565456554).

The spelling of 45531243000 in words is "forty-five billion, five hundred thirty-one million, two hundred forty-three thousand".