495158343020 has 24 divisors (see below), whose sum is σ = 1134362749968. Its totient is φ = 180057579200.

The previous prime is 495158342989. The next prime is 495158343023. The reversal of 495158343020 is 20343851594.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (495158343023) 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, 1125359651 + ... + 1125360090.

It is an arithmetic number, because the mean of its divisors is an integer number (47265114582).

Almost surely, 2^495158343020 is an apocalyptic number.

It is an amenable number.

495158343020 is an abundant number, since it is smaller than the sum of its proper divisors (639204406948).

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

495158343020 is a wasteful number, since it uses less digits than its factorization.

495158343020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2250719761 (or 2250719759 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 44.

The spelling of 495158343020 in words is "four hundred ninety-five billion, one hundred fifty-eight million, three hundred forty-three thousand, twenty".