84481074381 has 16 divisors (see below), whose sum is σ = 124098216768. Its totient is φ = 50693712000.

The previous prime is 84481074373. The next prime is 84481074389. The reversal of 84481074381 is 18347018448.

It is an interprime number because it is at equal distance from previous prime (84481074373) and next prime (84481074389).

It is not a de Polignac number, because 84481074381 - 2³ = 84481074373 is a prime.

It is a super-2 number, since 2×84481074381² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 84481074381.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84481074389) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12670096 + ... + 12676761.

It is an arithmetic number, because the mean of its divisors is an integer number (7756138548).

Almost surely, 2^84481074381 is an apocalyptic number.

It is an amenable number.

84481074381 is a deficient number, since it is larger than the sum of its proper divisors (39617142387).

84481074381 is a wasteful number, since it uses less digits than its factorization.

84481074381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25346972.

The product of its (nonzero) digits is 688128, while the sum is 48.

The spelling of 84481074381 in words is "eighty-four billion, four hundred eighty-one million, seventy-four thousand, three hundred eighty-one".