90861078725162 has 16 divisors (see below), whose sum is σ = 136334270843232. Its totient is φ = 45416322568080.

The previous prime is 90861078725161. The next prime is 90861078725237. The reversal of 90861078725162 is 26152787016809.

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 90861078725095 and 90861078725104.

It is not an unprimeable number, because it can be changed into a prime (90861078725161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255248633 + ... + 255604355.

It is an arithmetic number, because the mean of its divisors is an integer number (8520891927702).

Almost surely, 2^{90861078725162} is an apocalyptic number.

90861078725162 is a deficient number, since it is larger than the sum of its proper divisors (45473192118070).

90861078725162 is a wasteful number, since it uses less digits than its factorization.

90861078725162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395333.

The product of its (nonzero) digits is 20321280, while the sum is 62.

The spelling of 90861078725162 in words is "ninety trillion, eight hundred sixty-one billion, seventy-eight million, seven hundred twenty-five thousand, one hundred sixty-two".