84211069056 has 64 divisors (see below), whose sum is σ = 224449384320. Its totient is φ = 27974515712.

The previous prime is 84211069039. The next prime is 84211069073. The reversal of 84211069056 is 65096011248.

It is an interprime number because it is at equal distance from previous prime (84211069039) and next prime (84211069073).

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×84211069056² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 84211068999 and 84211069017.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 261720 + ... + 486743.

It is an arithmetic number, because the mean of its divisors is an integer number (3507021630).

Almost surely, 2^84211069056 is an apocalyptic number.

It is an amenable number.

84211069056 is an abundant number, since it is smaller than the sum of its proper divisors (140238315264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84211069056 is a wasteful number, since it uses less digits than its factorization.

84211069056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748773 (or 748761 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 42.

The spelling of 84211069056 in words is "eighty-four billion, two hundred eleven million, sixty-nine thousand, fifty-six".