40205735050187 has 16 divisors (see below), whose sum is σ = 47589599682240. Its totient is φ = 33234703754112.

The previous prime is 40205735050147. The next prime is 40205735050231. The reversal of 40205735050187 is 78105053750204.

It is not a de Polignac number, because 40205735050187 - 2¹⁴ = 40205735033803 is a prime.

It is a super-2 number, since 2×40205735050187² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40205735050147) 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, 115921688 + ... + 116268005.

It is an arithmetic number, because the mean of its divisors is an integer number (2974349980140).

Almost surely, 2^{40205735050187} is an apocalyptic number.

40205735050187 is a deficient number, since it is larger than the sum of its proper divisors (7383864632053).

40205735050187 is a wasteful number, since it uses less digits than its factorization.

40205735050187 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232190582.

The product of its (nonzero) digits is 1176000, while the sum is 47.

The spelling of 40205735050187 in words is "forty trillion, two hundred five billion, seven hundred thirty-five million, fifty thousand, one hundred eighty-seven".