40137071713445 has 16 divisors (see below), whose sum is σ = 56532833056128. Its totient is φ = 26778710393280.

The previous prime is 40137071713441. The next prime is 40137071713499. The reversal of 40137071713445 is 54431717073104.

It is not a de Polignac number, because 40137071713445 - 2² = 40137071713441 is a prime.

It is a super-2 number, since 2×40137071713445² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40137071713445.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40137071713441) 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, 15496937591 + ... + 15496940180.

It is an arithmetic number, because the mean of its divisors is an integer number (3533302066008).

Almost surely, 2^{40137071713445} is an apocalyptic number.

It is an amenable number.

40137071713445 is a deficient number, since it is larger than the sum of its proper divisors (16395761342683).

40137071713445 is a wasteful number, since it uses less digits than its factorization.

40137071713445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30993877820.

The product of its (nonzero) digits is 987840, while the sum is 47.

Adding to 40137071713445 its reverse (54431717073104), we get a palindrome (94568788786549).

The spelling of 40137071713445 in words is "forty trillion, one hundred thirty-seven billion, seventy-one million, seven hundred thirteen thousand, four hundred forty-five".