1651606048 has 12 divisors (see below), whose sum is σ = 3251599470. Its totient is φ = 825803008.

The previous prime is 1651606043. The next prime is 1651606067. The reversal of 1651606048 is 8406061561.

It can be written as a sum of positive squares in only one way, i.e., 1455269904 + 196336144 = 38148^2 + 14012^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1651605998 and 1651606016.

It is not an unprimeable number, because it can be changed into a prime (1651606043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25806313 + ... + 25806376.

Almost surely, 2^1651606048 is an apocalyptic number.

It is an amenable number.

1651606048 is a deficient number, since it is larger than the sum of its proper divisors (1599993422).

1651606048 is an equidigital number, since it uses as much as digits as its factorization.

1651606048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51612699 (or 51612691 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 1651606048 is about 40639.9562991891. The cubic root of 1651606048 is about 1182.0490224867.

The spelling of 1651606048 in words is "one billion, six hundred fifty-one million, six hundred six thousand, forty-eight".