495145135752 has 96 divisors (see below), whose sum is σ = 1318092760320. Its totient is φ = 154969758720.

The previous prime is 495145135711. The next prime is 495145135777. The reversal of 495145135752 is 257531541594.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a junction number, because it is equal to n+sod(n) for n = 495145135695 and 495145135704.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2835273 + ... + 3004839.

It is an arithmetic number, because the mean of its divisors is an integer number (13730132920).

Almost surely, 2^495145135752 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 495145135752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (659046380160).

495145135752 is an abundant number, since it is smaller than the sum of its proper divisors (822947624568).

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

495145135752 is a wasteful number, since it uses less digits than its factorization.

495145135752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170031 (or 170010 counting only the distinct ones).

The product of its digits is 3780000, while the sum is 51.

The spelling of 495145135752 in words is "four hundred ninety-five billion, one hundred forty-five million, one hundred thirty-five thousand, seven hundred fifty-two".