40745001903 has 16 divisors (see below), whose sum is σ = 55164861696. Its totient is φ = 26745508800.

The previous prime is 40745001887. The next prime is 40745001917. The reversal of 40745001903 is 30910054704.

It is not a de Polignac number, because 40745001903 - 2⁴ = 40745001887 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40745001203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29923 + ... + 287028.

It is an arithmetic number, because the mean of its divisors is an integer number (3447803856).

Almost surely, 2^40745001903 is an apocalyptic number.

40745001903 is a deficient number, since it is larger than the sum of its proper divisors (14419859793).

40745001903 is a wasteful number, since it uses less digits than its factorization.

40745001903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317614.

The product of its (nonzero) digits is 15120, while the sum is 33.

The spelling of 40745001903 in words is "forty billion, seven hundred forty-five million, one thousand, nine hundred three".