45239040000 has 1920 divisors, whose sum is σ = 221059238400. Its totient is φ = 8847360000.

The previous prime is 45239039977. The next prime is 45239040037. The reversal of 45239040000 is 4093254.

It is a tau number, because it is divible by the number of its divisors (1920).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

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 pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 2661119992 + ... + 2661120008.

It is an arithmetic number, because the mean of its divisors is an integer number (115135020).

Almost surely, 2^45239040000 is an apocalyptic number.

45239040000 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 45239040000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110529619200).

45239040000 is an abundant number, since it is smaller than the sum of its proper divisors (175820198400).

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

45239040000 is a wasteful number, since it uses less digits than its factorization.

45239040000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86 (or 45 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The spelling of 45239040000 in words is "forty-five billion, two hundred thirty-nine million, forty thousand".