40135140622155 has 8 divisors (see below), whose sum is σ = 64216224995472. Its totient is φ = 21405408331808.

The previous prime is 40135140622147. The next prime is 40135140622189. The reversal of 40135140622155 is 55122604153104.

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 40135140622155 - 2³ = 40135140622147 is a prime.

It is a super-2 number, since 2×40135140622155² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1337838020724 + ... + 1337838020753.

It is an arithmetic number, because the mean of its divisors is an integer number (8027028124434).

Almost surely, 2^{40135140622155} is an apocalyptic number.

40135140622155 is a deficient number, since it is larger than the sum of its proper divisors (24081084373317).

40135140622155 is a wasteful number, since it uses less digits than its factorization.

40135140622155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2675676041485.

The product of its (nonzero) digits is 144000, while the sum is 39.

Adding to 40135140622155 its reverse (55122604153104), we get a palindrome (95257744775259).

The spelling of 40135140622155 in words is "forty trillion, one hundred thirty-five billion, one hundred forty million, six hundred twenty-two thousand, one hundred fifty-five".