84056762019 has 4 divisors (see below), whose sum is σ = 112075682696. Its totient is φ = 56037841344.

The previous prime is 84056761951. The next prime is 84056762039. The reversal of 84056762019 is 91026765048.

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

It is not a de Polignac number, because 84056762019 - 2¹¹ = 84056759971 is a prime.

It is a super-2 number, since 2×84056762019² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84056762039) 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 3 ways as a sum of consecutive naturals, for example, 14009460334 + ... + 14009460339.

It is an arithmetic number, because the mean of its divisors is an integer number (28018920674).

Almost surely, 2^84056762019 is an apocalyptic number.

84056762019 is a deficient number, since it is larger than the sum of its proper divisors (28018920677).

84056762019 is a wasteful number, since it uses less digits than its factorization.

84056762019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28018920676.

The product of its (nonzero) digits is 725760, while the sum is 48.

The spelling of 84056762019 in words is "eighty-four billion, fifty-six million, seven hundred sixty-two thousand, nineteen".