40122543115513 has 8 divisors (see below), whose sum is σ = 40388412504320. Its totient is φ = 39856675795200.

The previous prime is 40122543115481. The next prime is 40122543115517. The reversal of 40122543115513 is 31551134522104.

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

It is a cyclic number.

It is not a de Polignac number, because 40122543115513 - 2⁵ = 40122543115481 is a prime.

It is a super-2 number, since 2×40122543115513² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40122543115517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71705881 + ... + 72263257.

It is an arithmetic number, because the mean of its divisors is an integer number (5048551563040).

Almost surely, 2^{40122543115513} is an apocalyptic number.

It is an amenable number.

40122543115513 is a deficient number, since it is larger than the sum of its proper divisors (265869388807).

40122543115513 is a wasteful number, since it uses less digits than its factorization.

40122543115513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1034247.

The product of its (nonzero) digits is 72000, while the sum is 37.

Adding to 40122543115513 its reverse (31551134522104), we get a palindrome (71673677637617).

The spelling of 40122543115513 in words is "forty trillion, one hundred twenty-two billion, five hundred forty-three million, one hundred fifteen thousand, five hundred thirteen".