40145100677 has 32 divisors (see below), whose sum is σ = 46524651264. Its totient is φ = 34305292800.

The previous prime is 40145100673. The next prime is 40145100691. The reversal of 40145100677 is 77600154104.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 40145100677 - 2² = 40145100673 is a prime.

It is a super-2 number, since 2×40145100677² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40145100673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1707083 + ... + 1730439.

It is an arithmetic number, because the mean of its divisors is an integer number (1453895352).

Almost surely, 2^40145100677 is an apocalyptic number.

It is an amenable number.

40145100677 is a deficient number, since it is larger than the sum of its proper divisors (6379550587).

40145100677 is a wasteful number, since it uses less digits than its factorization.

40145100677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23549.

The product of its (nonzero) digits is 23520, while the sum is 35.

The spelling of 40145100677 in words is "forty billion, one hundred forty-five million, one hundred thousand, six hundred seventy-seven".