40679766526 has 16 divisors (see below), whose sum is σ = 71358528384. Its totient is φ = 17028739224.

The previous prime is 40679766451. The next prime is 40679766529. The reversal of 40679766526 is 62566797604.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40679766529) 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, 33786580 + ... + 33787783.

It is an arithmetic number, because the mean of its divisors is an integer number (4459908024).

Almost surely, 2^40679766526 is an apocalyptic number.

40679766526 is a deficient number, since it is larger than the sum of its proper divisors (30678761858).

40679766526 is a wasteful number, since it uses less digits than its factorization.

40679766526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67574415.

The product of its (nonzero) digits is 22861440, while the sum is 58.

The spelling of 40679766526 in words is "forty billion, six hundred seventy-nine million, seven hundred sixty-six thousand, five hundred twenty-six".