40991549035 has 8 divisors (see below), whose sum is σ = 49400975520. Its totient is φ = 32652494784.

The previous prime is 40991549017. The next prime is 40991549051. The reversal of 40991549035 is 53094519904.

40991549035 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40991549035 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40991549035.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17591775 + ... + 17594104.

It is an arithmetic number, because the mean of its divisors is an integer number (6175121940).

Almost surely, 2^40991549035 is an apocalyptic number.

40991549035 is a deficient number, since it is larger than the sum of its proper divisors (8409426485).

40991549035 is a wasteful number, since it uses less digits than its factorization.

40991549035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35186117.

The product of its (nonzero) digits is 874800, while the sum is 49.

The spelling of 40991549035 in words is "forty billion, nine hundred ninety-one million, five hundred forty-nine thousand, thirty-five".