40675821517 has 16 divisors (see below), whose sum is σ = 43504215552. Its totient is φ = 37941742080.

The previous prime is 40675821481. The next prime is 40675821601. The reversal of 40675821517 is 71512857604.

It is not a de Polignac number, because 40675821517 - 2¹¹ = 40675819469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40675821217) 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, 231517 + ... + 367357.

It is an arithmetic number, because the mean of its divisors is an integer number (2719013472).

Almost surely, 2^40675821517 is an apocalyptic number.

40675821517 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

40675821517 is a deficient number, since it is larger than the sum of its proper divisors (2828394035).

40675821517 is a wasteful number, since it uses less digits than its factorization.

40675821517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136188.

The product of its (nonzero) digits is 470400, while the sum is 46.

It can be divided in two parts, 406758 and 21517, that added together give a triangular number (428275 = T₉₂₅).

The spelling of 40675821517 in words is "forty billion, six hundred seventy-five million, eight hundred twenty-one thousand, five hundred seventeen".