40677351623 has 8 divisors (see below), whose sum is σ = 42017143296. Its totient is φ = 39339286200.

The previous prime is 40677351593. The next prime is 40677351641. The reversal of 40677351623 is 32615377604.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40677351623 is a prime.

It is a super-2 number, since 2×40677351623² (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 (40677351643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 383573 + ... + 477998.

It is an arithmetic number, because the mean of its divisors is an integer number (5252142912).

Almost surely, 2^40677351623 is an apocalyptic number.

40677351623 is a deficient number, since it is larger than the sum of its proper divisors (1339791673).

40677351623 is a wasteful number, since it uses less digits than its factorization.

40677351623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863125.

The product of its (nonzero) digits is 635040, while the sum is 44.

The spelling of 40677351623 in words is "forty billion, six hundred seventy-seven million, three hundred fifty-one thousand, six hundred twenty-three".