1025662320 has 60 divisors (see below), whose sum is σ = 3444518376. Its totient is φ = 273509760.

The previous prime is 1025662301. The next prime is 1025662367. The reversal of 1025662320 is 232665201.

1025662320 is a `hidden beast` number, since 10 + 2 + 5 + 6 + 623 + 20 = 666.

1025662320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (60).

It is a congruent number.

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, 711546 + ... + 712985.

Almost surely, 2^1025662320 is an apocalyptic number.

1025662320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1025662320 is an abundant number, since it is smaller than the sum of its proper divisors (2418856056).

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

1025662320 is a wasteful number, since it uses less digits than its factorization.

1025662320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1424550 (or 1424541 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 1025662320 is about 32025.9632173648. The cubic root of 1025662320 is about 1008.4819596200.

The spelling of 1025662320 in words is "one billion, twenty-five million, six hundred sixty-two thousand, three hundred twenty".