83508004363765 has 16 divisors (see below), whose sum is σ = 100640521433088. Its totient is φ = 66519130769536.

The previous prime is 83508004363739. The next prime is 83508004363793. The reversal of 83508004363765 is 56736340080538.

It is a cyclic number.

It is not a de Polignac number, because 83508004363765 - 2⁴⁵ = 48323632274933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 197072952 + ... + 197496238.

It is an arithmetic number, because the mean of its divisors is an integer number (6290032589568).

Almost surely, 2^{83508004363765} is an apocalyptic number.

It is an amenable number.

83508004363765 is a deficient number, since it is larger than the sum of its proper divisors (17132517069323).

83508004363765 is a wasteful number, since it uses less digits than its factorization.

83508004363765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592868.

The product of its (nonzero) digits is 43545600, while the sum is 58.

The spelling of 83508004363765 in words is "eighty-three trillion, five hundred eight billion, four million, three hundred sixty-three thousand, seven hundred sixty-five".