84414057757 has 4 divisors (see below), whose sum is σ = 84417509536. Its totient is φ = 84410605980.

The previous prime is 84414057743. The next prime is 84414057781. The reversal of 84414057757 is 75775041448.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84414057757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84414057257) 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, 1688943 + ... + 1738204.

It is an arithmetic number, because the mean of its divisors is an integer number (21104377384).

Almost surely, 2^84414057757 is an apocalyptic number.

It is an amenable number.

84414057757 is a deficient number, since it is larger than the sum of its proper divisors (3451779).

84414057757 is a wasteful number, since it uses less digits than its factorization.

84414057757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3451778.

The product of its (nonzero) digits is 4390400, while the sum is 52.

The spelling of 84414057757 in words is "eighty-four billion, four hundred fourteen million, fifty-seven thousand, seven hundred fifty-seven".