84274477011 has 12 divisors (see below), whose sum is σ = 121927101192. Its totient is φ = 56091922656.

The previous prime is 84274477003. The next prime is 84274477061. The reversal of 84274477011 is 11077447248.

It is not a de Polignac number, because 84274477011 - 2³ = 84274477003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84274477061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7582641 + ... + 7593746.

It is an arithmetic number, because the mean of its divisors is an integer number (10160591766).

Almost surely, 2^84274477011 is an apocalyptic number.

84274477011 is a deficient number, since it is larger than the sum of its proper divisors (37652624181).

84274477011 is a wasteful number, since it uses less digits than its factorization.

84274477011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15177010 (or 15177007 counting only the distinct ones).

The product of its (nonzero) digits is 351232, while the sum is 45.

The spelling of 84274477011 in words is "eighty-four billion, two hundred seventy-four million, four hundred seventy-seven thousand, eleven".