40045025101 has 4 divisors (see below), whose sum is σ = 40723754400. Its totient is φ = 39366295804.

The previous prime is 40045025099. The next prime is 40045025107. The reversal of 40045025101 is 10152054004.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40045025101 - 2¹ = 40045025099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40045025107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 339364561 + ... + 339364678.

It is an arithmetic number, because the mean of its divisors is an integer number (10180938600).

Almost surely, 2^40045025101 is an apocalyptic number.

It is an amenable number.

40045025101 is a deficient number, since it is larger than the sum of its proper divisors (678729299).

40045025101 is an equidigital number, since it uses as much as digits as its factorization.

40045025101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678729298.

The product of its (nonzero) digits is 800, while the sum is 22.

Adding to 40045025101 its reverse (10152054004), we get a palindrome (50197079105).

The spelling of 40045025101 in words is "forty billion, forty-five million, twenty-five thousand, one hundred one".