40213317695 has 8 divisors (see below), whose sum is σ = 50795769840. Its totient is φ = 30477461760.

The previous prime is 40213317659. The next prime is 40213317713. The reversal of 40213317695 is 59671331204.

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

It is not a de Polignac number, because 40213317695 - 2⁶ = 40213317631 is a prime.

It is a super-2 number, since 2×40213317695² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211648946 + ... + 211649135.

It is an arithmetic number, because the mean of its divisors is an integer number (6349471230).

Almost surely, 2^40213317695 is an apocalyptic number.

40213317695 is a deficient number, since it is larger than the sum of its proper divisors (10582452145).

40213317695 is a wasteful number, since it uses less digits than its factorization.

40213317695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423298105.

The product of its (nonzero) digits is 136080, while the sum is 41.

Adding to 40213317695 its reverse (59671331204), we get a palindrome (99884648899).

The spelling of 40213317695 in words is "forty billion, two hundred thirteen million, three hundred seventeen thousand, six hundred ninety-five".