40261037063 has 4 divisors (see below), whose sum is σ = 43358039928. Its totient is φ = 37164034200.

The previous prime is 40261037051. The next prime is 40261037093. The reversal of 40261037063 is 36073016204.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40261037063 - 2⁸ = 40261036807 is a prime.

It is a super-2 number, since 2×40261037063² (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 (40261037093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1548501413 + ... + 1548501438.

It is an arithmetic number, because the mean of its divisors is an integer number (10839509982).

Almost surely, 2^40261037063 is an apocalyptic number.

40261037063 is a deficient number, since it is larger than the sum of its proper divisors (3097002865).

40261037063 is a wasteful number, since it uses less digits than its factorization.

40261037063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3097002864.

The product of its (nonzero) digits is 18144, while the sum is 32.

The spelling of 40261037063 in words is "forty billion, two hundred sixty-one million, thirty-seven thousand, sixty-three".