1651342560 has 288 divisors, whose sum is σ = 6126865920. Its totient is φ = 366225408.

The previous prime is 1651342543. The next prime is 1651342577. The reversal of 1651342560 is 652431561.

1651342560 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1651342543) and next prime (1651342577).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4599661 + ... + 4600019.

It is an arithmetic number, because the mean of its divisors is an integer number (21273840).

Almost surely, 2^1651342560 is an apocalyptic number.

1651342560 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 1651342560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3063432960).

1651342560 is an abundant number, since it is smaller than the sum of its proper divisors (4475523360).

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

1651342560 is a wasteful number, since it uses less digits than its factorization.

1651342560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458 (or 413 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 1651342560 is about 40636.7144341173. The cubic root of 1651342560 is about 1181.9861599784.

The spelling of 1651342560 in words is "one billion, six hundred fifty-one million, three hundred forty-two thousand, five hundred sixty".