40991826276 has 48 divisors (see below), whose sum is σ = 106296321600. Its totient is φ = 13661214336.

The previous prime is 40991826269. The next prime is 40991826313. The reversal of 40991826276 is 67262819904.

40991826276 is a `hidden beast` number, since 4 + 0 + 9 + 9 + 1 + 8 + 2 + 627 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 547255 + ... + 617633.

It is an arithmetic number, because the mean of its divisors is an integer number (2214506700).

Almost surely, 2^40991826276 is an apocalyptic number.

It is an amenable number.

40991826276 is an abundant number, since it is smaller than the sum of its proper divisors (65304495324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40991826276 is a wasteful number, since it uses less digits than its factorization.

40991826276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75785 (or 75777 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 54.

The spelling of 40991826276 in words is "forty billion, nine hundred ninety-one million, eight hundred twenty-six thousand, two hundred seventy-six".