84053667747 has 32 divisors (see below), whose sum is σ = 132270198784. Its totient is φ = 46461340800.

The previous prime is 84053667743. The next prime is 84053667767. The reversal of 84053667747 is 74776635048.

It is not a de Polignac number, because 84053667747 - 2² = 84053667743 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84053667743) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1559997 + ... + 1612977.

It is an arithmetic number, because the mean of its divisors is an integer number (4133443712).

Almost surely, 2^84053667747 is an apocalyptic number.

84053667747 is a deficient number, since it is larger than the sum of its proper divisors (48216531037).

84053667747 is a wasteful number, since it uses less digits than its factorization.

84053667747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55459.

The product of its (nonzero) digits is 23708160, while the sum is 57.

The spelling of 84053667747 in words is "eighty-four billion, fifty-three million, six hundred sixty-seven thousand, seven hundred forty-seven".