40999999999 has 8 divisors (see below), whose sum is σ = 46869259808. Its totient is φ = 35133769440.

The previous prime is 40999999903. The next prime is 41000000021. The reversal of 40999999999 is 99999999904.

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

It is not a de Polignac number, because 40999999999 - 2¹³ = 40999991807 is a prime.

40999999999 is a modest number, since divided by 999999 gives 40999 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40999991999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 728232 + ... + 782509.

It is an arithmetic number, because the mean of its divisors is an integer number (5858657476).

Almost surely, 2^40999999999 is an apocalyptic number.

40999999999 is a deficient number, since it is larger than the sum of its proper divisors (5869259809).

40999999999 is a wasteful number, since it uses less digits than its factorization.

40999999999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1514625.

The product of its (nonzero) digits is 1549681956, while the sum is 85.

The spelling of 40999999999 in words is "forty billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred ninety-nine".