40712693997 has 16 divisors (see below), whose sum is σ = 55916199872. Its totient is φ = 26329847040.

The previous prime is 40712693977. The next prime is 40712694073. The reversal of 40712693997 is 79939621704.

It is not a de Polignac number, because 40712693997 - 2⁸ = 40712693741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40712693947) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 506779 + ... + 581592.

It is an arithmetic number, because the mean of its divisors is an integer number (3494762492).

Almost surely, 2^40712693997 is an apocalyptic number.

It is an amenable number.

40712693997 is a deficient number, since it is larger than the sum of its proper divisors (15203505875).

40712693997 is a wasteful number, since it uses less digits than its factorization.

40712693997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1088748.

The product of its (nonzero) digits is 5143824, while the sum is 57.

The spelling of 40712693997 in words is "forty billion, seven hundred twelve million, six hundred ninety-three thousand, nine hundred ninety-seven".