498254540851456 has 81 divisors (see below), whose sum is σ = 1016208152495571. Its totient is φ = 243818475849216.

The previous prime is 498254540851421. The next prime is 498254540851481. The reversal of 498254540851456 is 654158045452894.

The square root of 498254540851456 is 22321616.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 16785840391 + ... + 16785870073.

Almost surely, 2^{498254540851456} is an apocalyptic number.

498254540851456 is the 22321616-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 498254540851456

498254540851456 is an abundant number, since it is smaller than the sum of its proper divisors (517953611644115).

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

498254540851456 is an frugal number, since it uses more digits than its factorization.

498254540851456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59476 (or 29732 counting only the distinct ones).

The product of its (nonzero) digits is 1105920000, while the sum is 70.

The spelling of 498254540851456 in words is "four hundred ninety-eight trillion, two hundred fifty-four billion, five hundred forty million, eight hundred fifty-one thousand, four hundred fifty-six".