40191050577 has 8 divisors (see below), whose sum is σ = 54599163264. Its totient is φ = 26288485808.

The previous prime is 40191050561. The next prime is 40191050579. The reversal of 40191050577 is 77505019104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40191050577 - 2⁴ = 40191050561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40191050579) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 126386793 + ... + 126387110.

It is an arithmetic number, because the mean of its divisors is an integer number (6824895408).

Almost surely, 2^40191050577 is an apocalyptic number.

It is an amenable number.

40191050577 is a deficient number, since it is larger than the sum of its proper divisors (14408112687).

40191050577 is a wasteful number, since it uses less digits than its factorization.

40191050577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252773959.

The product of its (nonzero) digits is 44100, while the sum is 39.

The spelling of 40191050577 in words is "forty billion, one hundred ninety-one million, fifty thousand, five hundred seventy-seven".