90260302378155 has 32 divisors (see below), whose sum is σ = 177743364685824. Its totient is φ = 38087863860096.

The previous prime is 90260302378153. The next prime is 90260302378201. The reversal of 90260302378155 is 55187320306209.

It is not a de Polignac number, because 90260302378155 - 2¹ = 90260302378153 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 90260302378098 and 90260302378107.

It is not an unprimeable number, because it can be changed into a prime (90260302378153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33062380459 + ... + 33062383188.

It is an arithmetic number, because the mean of its divisors is an integer number (5554480146432).

Almost surely, 2^{90260302378155} is an apocalyptic number.

90260302378155 is a deficient number, since it is larger than the sum of its proper divisors (87483062307669).

90260302378155 is a wasteful number, since it uses less digits than its factorization.

90260302378155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66124763675.

The product of its (nonzero) digits is 2721600, while the sum is 51.

The spelling of 90260302378155 in words is "ninety trillion, two hundred sixty billion, three hundred two million, three hundred seventy-eight thousand, one hundred fifty-five".