40761999306 has 64 divisors (see below), whose sum is σ = 103804968960. Its totient is φ = 11614512240.

The previous prime is 40761999287. The next prime is 40761999329. The reversal of 40761999306 is 60399916704.

40761999306 is a `hidden beast` number, since 407 + 61 + 99 + 93 + 0 + 6 = 666.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8190 + ... + 285641.

It is an arithmetic number, because the mean of its divisors is an integer number (1621952640).

Almost surely, 2^40761999306 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40761999306, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51902484480).

40761999306 is an abundant number, since it is smaller than the sum of its proper divisors (63042969654).

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

40761999306 is a wasteful number, since it uses less digits than its factorization.

40761999306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294216 (or 294210 counting only the distinct ones).

The product of its (nonzero) digits is 2204496, while the sum is 54.

The spelling of 40761999306 in words is "forty billion, seven hundred sixty-one million, nine hundred ninety-nine thousand, three hundred six".