40216637477 has 16 divisors (see below), whose sum is σ = 42183142848. Its totient is φ = 38298261120.

The previous prime is 40216637471. The next prime is 40216637501. The reversal of 40216637477 is 77473661204.

It is a cyclic number.

It is not a de Polignac number, because 40216637477 - 2¹⁸ = 40216375333 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 (40216637471) 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, 3048698 + ... + 3061860.

It is an arithmetic number, because the mean of its divisors is an integer number (2636446428).

Almost surely, 2^40216637477 is an apocalyptic number.

It is an amenable number.

40216637477 is a deficient number, since it is larger than the sum of its proper divisors (1966505371).

40216637477 is a wasteful number, since it uses less digits than its factorization.

40216637477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14980.

The product of its (nonzero) digits is 1185408, while the sum is 47.

The spelling of 40216637477 in words is "forty billion, two hundred sixteen million, six hundred thirty-seven thousand, four hundred seventy-seven".