84510013261428 has 96 divisors (see below), whose sum is σ = 230650823760000. Its totient is φ = 26685149898240.

The previous prime is 84510013261423. The next prime is 84510013261477. The reversal of 84510013261428 is 82416231001548.

84510013261428 is a `hidden beast` number, since 8 + 4 + 5 + 1 + 0 + 0 + 1 + 3 + 2 + 614 + 28 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84510013261423) 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, 23015518 + ... + 26433578.

It is an arithmetic number, because the mean of its divisors is an integer number (2402612747500).

Almost surely, 2^{84510013261428} is an apocalyptic number.

It is an amenable number.

84510013261428 is an abundant number, since it is smaller than the sum of its proper divisors (146140810498572).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84510013261428 is a wasteful number, since it uses less digits than its factorization.

84510013261428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3430142 (or 3430134 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 45.

The spelling of 84510013261428 in words is "eighty-four trillion, five hundred ten billion, thirteen million, two hundred sixty-one thousand, four hundred twenty-eight".