6497018425 has 12 divisors (see below), whose sum is σ = 8069464300. Its totient is φ = 5189123520.

The previous prime is 6497018419. The next prime is 6497018443. The reversal of 6497018425 is 5248107946.

6497018425 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 1146973689 + 5350044736 = 33867^2 + 73144^2 .

It is not a de Polignac number, because 6497018425 - 2³ = 6497018417 is a prime.

It is a super-2 number, since 2×6497018425² = 84422496829578961250, which contains 22 as substring.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 196650 + ... + 227299.

Almost surely, 2^6497018425 is an apocalyptic number.

It is an amenable number.

6497018425 is a deficient number, since it is larger than the sum of its proper divisors (1572445875).

6497018425 is a wasteful number, since it uses less digits than its factorization.

6497018425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424572 (or 424567 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 46.

The square root of 6497018425 is about 80604.0844188432. The cubic root of 6497018425 is about 1865.9701818961.

The spelling of 6497018425 in words is "six billion, four hundred ninety-seven million, eighteen thousand, four hundred twenty-five".