40067700679 has 8 divisors (see below), whose sum is σ = 41451588000. Its totient is φ = 38683962912.

The previous prime is 40067700677. The next prime is 40067700683. The reversal of 40067700679 is 97600776004.

40067700679 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 40067700679 - 2¹ = 40067700677 is a prime.

It is a super-2 number, since 2×40067700679² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40067700671) 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, 950257 + ... + 991525.

It is an arithmetic number, because the mean of its divisors is an integer number (5181448500).

Almost surely, 2^40067700679 is an apocalyptic number.

40067700679 is a deficient number, since it is larger than the sum of its proper divisors (1383887321).

40067700679 is a wasteful number, since it uses less digits than its factorization.

40067700679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74777.

The product of its (nonzero) digits is 444528, while the sum is 46.

The spelling of 40067700679 in words is "forty billion, sixty-seven million, seven hundred thousand, six hundred seventy-nine".