40864633049887 has 8 divisors (see below), whose sum is σ = 43300226668032. Its totient is φ = 38432571840000.

The previous prime is 40864633049873. The next prime is 40864633049957. The reversal of 40864633049887 is 78894033646804.

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

It is not a de Polignac number, because 40864633049887 - 2¹⁵ = 40864633017119 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 (40864633049687) 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, 883078239 + ... + 883124512.

It is an arithmetic number, because the mean of its divisors is an integer number (5412528333504).

Almost surely, 2^{40864633049887} is an apocalyptic number.

40864633049887 is a deficient number, since it is larger than the sum of its proper divisors (2435593618145).

40864633049887 is a wasteful number, since it uses less digits than its factorization.

40864633049887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1766204129.

The product of its (nonzero) digits is 668860416, while the sum is 70.

The spelling of 40864633049887 in words is "forty trillion, eight hundred sixty-four billion, six hundred thirty-three million, forty-nine thousand, eight hundred eighty-seven".