1651018560 has 112 divisors (see below), whose sum is σ = 5291303616. Its totient is φ = 436129792.

The previous prime is 1651018559. The next prime is 1651018561. The reversal of 1651018560 is 658101561.

It is an interprime number because it is at equal distance from previous prime (1651018559) and next prime (1651018561).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1651018561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94684 + ... + 110756.

Almost surely, 2^1651018560 is an apocalyptic number.

1651018560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1651018560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2645651808).

1651018560 is an abundant number, since it is smaller than the sum of its proper divisors (3640285056).

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

1651018560 is a wasteful number, since it uses less digits than its factorization.

1651018560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16200 (or 16190 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 33.

The square root of 1651018560 is about 40632.7276957873. The cubic root of 1651018560 is about 1181.9088514549.

The spelling of 1651018560 in words is "one billion, six hundred fifty-one million, eighteen thousand, five hundred sixty".