83650912026645 has 64 divisors (see below), whose sum is σ = 135402411884544. Its totient is φ = 44096248062720.

The previous prime is 83650912026641. The next prime is 83650912026709. The reversal of 83650912026645 is 54662021905638.

It is not a de Polignac number, because 83650912026645 - 2² = 83650912026641 is a prime.

It is a super-2 number, since 2×83650912026645² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83650912026641) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1720798390 + ... + 1720847000.

It is an arithmetic number, because the mean of its divisors is an integer number (2115662685696).

Almost surely, 2^{83650912026645} is an apocalyptic number.

It is an amenable number.

83650912026645 is a deficient number, since it is larger than the sum of its proper divisors (51751499857899).

83650912026645 is a wasteful number, since it uses less digits than its factorization.

83650912026645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52122.

The product of its (nonzero) digits is 18662400, while the sum is 57.

The spelling of 83650912026645 in words is "eighty-three trillion, six hundred fifty billion, nine hundred twelve million, twenty-six thousand, six hundred forty-five".