40506237262 has 4 divisors (see below), whose sum is σ = 60759355896. Its totient is φ = 20253118630.

The previous prime is 40506237257. The next prime is 40506237283. The reversal of 40506237262 is 26273260504.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10126559314 + ... + 10126559317.

It is an arithmetic number, because the mean of its divisors is an integer number (15189838974).

Almost surely, 2^40506237262 is an apocalyptic number.

40506237262 is a deficient number, since it is larger than the sum of its proper divisors (20253118634).

40506237262 is a wasteful number, since it uses less digits than its factorization.

40506237262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20253118633.

The product of its (nonzero) digits is 120960, while the sum is 37.

Adding to 40506237262 its reverse (26273260504), we get a palindrome (66779497766).

The spelling of 40506237262 in words is "forty billion, five hundred six million, two hundred thirty-seven thousand, two hundred sixty-two".