84645156075 has 48 divisors (see below), whose sum is σ = 142712115840. Its totient is φ = 44260715520.

The previous prime is 84645156053. The next prime is 84645156083. The reversal of 84645156075 is 57065154648.

It is a happy number.

It is not a de Polignac number, because 84645156075 - 2³¹ = 82497672427 is a prime.

It is a super-2 number, since 2×84645156075² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 724056 + ... + 832794.

It is an arithmetic number, because the mean of its divisors is an integer number (2973169080).

Almost surely, 2^84645156075 is an apocalyptic number.

84645156075 is a deficient number, since it is larger than the sum of its proper divisors (58066959765).

84645156075 is a wasteful number, since it uses less digits than its factorization.

84645156075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108956 (or 108951 counting only the distinct ones).

The product of its (nonzero) digits is 4032000, while the sum is 51.

The spelling of 84645156075 in words is "eighty-four billion, six hundred forty-five million, one hundred fifty-six thousand, seventy-five".