66425002 has 32 divisors (see below), whose sum is σ = 120443904. Its totient is φ = 26870400.

The previous prime is 66424997. The next prime is 66425011. The reversal of 66425002 is 20052466.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15928 + ... + 19660.

It is an arithmetic number, because the mean of its divisors is an integer number (3763872).

Almost surely, 2^66425002 is an apocalyptic number.

66425002 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

66425002 is a deficient number, since it is larger than the sum of its proper divisors (54018902).

66425002 is a wasteful number, since it uses less digits than its factorization.

66425002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3814.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 66425002 is about 8150.1534954871. The cubic root of 66425002 is about 404.9895887178.

Adding to 66425002 its reverse (20052466), we get a palindrome (86477468).

The spelling of 66425002 in words is "sixty-six million, four hundred twenty-five thousand, two".