40170135344537 has 16 divisors (see below), whose sum is σ = 44883344911680. Its totient is φ = 35635423185600.

The previous prime is 40170135344533. The next prime is 40170135344543. The reversal of 40170135344537 is 73544353107104.

It is a cyclic number.

It is not a de Polignac number, because 40170135344537 - 2² = 40170135344533 is a prime.

It is a super-2 number, since 2×40170135344537² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40170135344491 and 40170135344500.

It is not an unprimeable number, because it can be changed into a prime (40170135344531) 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, 39519962 + ... + 40523667.

It is an arithmetic number, because the mean of its divisors is an integer number (2805209056980).

Almost surely, 2^{40170135344537} is an apocalyptic number.

It is an amenable number.

40170135344537 is a deficient number, since it is larger than the sum of its proper divisors (4713209567143).

40170135344537 is a wasteful number, since it uses less digits than its factorization.

40170135344537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80044744.

The product of its (nonzero) digits is 2116800, while the sum is 47.

The spelling of 40170135344537 in words is "forty trillion, one hundred seventy billion, one hundred thirty-five million, three hundred forty-four thousand, five hundred thirty-seven".