909148946254 has 16 divisors (see below), whose sum is σ = 1400641596288. Its totient is φ = 442269480672.

The previous prime is 909148946221. The next prime is 909148946261. The reversal of 909148946254 is 452649841909.

It is a junction number, because it is equal to n+sod(n) for n = 909148946192 and 909148946201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1531299 + ... + 2040385.

It is an arithmetic number, because the mean of its divisors is an integer number (87540099768).

Almost surely, 2^909148946254 is an apocalyptic number.

909148946254 is a deficient number, since it is larger than the sum of its proper divisors (491492650034).

909148946254 is a wasteful number, since it uses less digits than its factorization.

909148946254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533259.

The product of its (nonzero) digits is 22394880, while the sum is 61.

The spelling of 909148946254 in words is "nine hundred nine billion, one hundred forty-eight million, nine hundred forty-six thousand, two hundred fifty-four".