40261790966 has 8 divisors (see below), whose sum is σ = 60512752944. Its totient is φ = 20090873320.

The previous prime is 40261790963. The next prime is 40261790969. The reversal of 40261790966 is 66909716204.

It is an interprime number because it is at equal distance from previous prime (40261790963) and next prime (40261790969).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40261790963) 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, 20009825 + ... + 20011836.

It is an arithmetic number, because the mean of its divisors is an integer number (7564094118).

Almost surely, 2^40261790966 is an apocalyptic number.

40261790966 is a deficient number, since it is larger than the sum of its proper divisors (20250961978).

40261790966 is a wasteful number, since it uses less digits than its factorization.

40261790966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40022166.

The product of its (nonzero) digits is 979776, while the sum is 50.

The spelling of 40261790966 in words is "forty billion, two hundred sixty-one million, seven hundred ninety thousand, nine hundred sixty-six".