83740501783 has 4 divisors (see below), whose sum is σ = 85782953088. Its totient is φ = 81698050480.

The previous prime is 83740501781. The next prime is 83740501799. The reversal of 83740501783 is 38710504738.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 83740501783 - 2¹ = 83740501781 is a prime.

It is a super-3 number, since 3×83740501783³ (a number of 34 digits) contains 333 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 (83740501781) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1021225591 + ... + 1021225672.

It is an arithmetic number, because the mean of its divisors is an integer number (21445738272).

Almost surely, 2^83740501783 is an apocalyptic number.

83740501783 is a deficient number, since it is larger than the sum of its proper divisors (2042451305).

83740501783 is a wasteful number, since it uses less digits than its factorization.

83740501783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2042451304.

The product of its (nonzero) digits is 564480, while the sum is 46.

The spelling of 83740501783 in words is "eighty-three billion, seven hundred forty million, five hundred one thousand, seven hundred eighty-three".