84973571155 has 16 divisors (see below), whose sum is σ = 111427674624. Its totient is φ = 61693658080.

The previous prime is 84973571119. The next prime is 84973571167. The reversal of 84973571155 is 55117537948.

It is not a de Polignac number, because 84973571155 - 2¹³ = 84973562963 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (55).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 84973571096 and 84973571105.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1283707 + ... + 1348276.

It is an arithmetic number, because the mean of its divisors is an integer number (6964229664).

Almost surely, 2^84973571155 is an apocalyptic number.

84973571155 is a deficient number, since it is larger than the sum of its proper divisors (26454103469).

84973571155 is a wasteful number, since it uses less digits than its factorization.

84973571155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2632586.

The product of its digits is 5292000, while the sum is 55.

The spelling of 84973571155 in words is "eighty-four billion, nine hundred seventy-three million, five hundred seventy-one thousand, one hundred fifty-five".