40637368296987 has 64 divisors (see below), whose sum is σ = 70492720766976. Its totient is φ = 20191734984960.

The previous prime is 40637368296949. The next prime is 40637368296989. The reversal of 40637368296987 is 78969286373604.

It is not a de Polignac number, because 40637368296987 - 2⁶ = 40637368296923 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40637368296989) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 160926808 + ... + 161179130.

It is an arithmetic number, because the mean of its divisors is an integer number (1101448761984).

Almost surely, 2^{40637368296987} is an apocalyptic number.

40637368296987 is a deficient number, since it is larger than the sum of its proper divisors (29855352469989).

40637368296987 is a wasteful number, since it uses less digits than its factorization.

40637368296987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282680.

The product of its (nonzero) digits is 3950456832, while the sum is 78.

The spelling of 40637368296987 in words is "forty trillion, six hundred thirty-seven billion, three hundred sixty-eight million, two hundred ninety-six thousand, nine hundred eighty-seven".