140285235465 has 48 divisors (see below), whose sum is σ = 244610595840. Its totient is φ = 74373396480.

The previous prime is 140285235451. The next prime is 140285235523. The reversal of 140285235465 is 564532582041.

140285235465 is a `hidden beast` number, since 1 + 4 + 0 + 2 + 85 + 23 + 546 + 5 = 666.

It is not a de Polignac number, because 140285235465 - 2⁶ = 140285235401 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 140285235465.

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, 12665880 + ... + 12676950.

It is an arithmetic number, because the mean of its divisors is an integer number (5096054080).

Almost surely, 2^140285235465 is an apocalyptic number.

140285235465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140285235465 is a deficient number, since it is larger than the sum of its proper divisors (104325360375).

140285235465 is a wasteful number, since it uses less digits than its factorization.

140285235465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12734 (or 12731 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 45.

The spelling of 140285235465 in words is "one hundred forty billion, two hundred eighty-five million, two hundred thirty-five thousand, four hundred sixty-five".