40755078624 has 96 divisors (see below), whose sum is σ = 115637566464. Its totient is φ = 12493647360.

The previous prime is 40755078619. The next prime is 40755078649. The reversal of 40755078624 is 42687055704.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 277957 + ... + 398459.

It is an arithmetic number, because the mean of its divisors is an integer number (1204557984).

Almost surely, 2^40755078624 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 40755078624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57818783232).

40755078624 is an abundant number, since it is smaller than the sum of its proper divisors (74882487840).

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

40755078624 is a wasteful number, since it uses less digits than its factorization.

40755078624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120800 (or 120792 counting only the distinct ones).

The product of its (nonzero) digits is 1881600, while the sum is 48.

The spelling of 40755078624 in words is "forty billion, seven hundred fifty-five million, seventy-eight thousand, six hundred twenty-four".