1464421657120 has 24 divisors (see below), whose sum is σ = 3459696165324. Its totient is φ = 585768662784.

The previous prime is 1464421657103. The next prime is 1464421657151. The reversal of 1464421657120 is 217561244641.

It can be written as a sum of positive squares in 2 ways, for example, as 1411372512144 + 53049144976 = 1188012^2 + 230324^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4576317519 + ... + 4576317838.

Almost surely, 2^{1464421657120} is an apocalyptic number.

1464421657120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1464421657120 is an abundant number, since it is smaller than the sum of its proper divisors (1995274508204).

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

1464421657120 is an equidigital number, since it uses as much as digits as its factorization.

1464421657120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9152635372 (or 9152635364 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 43.

The spelling of 1464421657120 in words is "one trillion, four hundred sixty-four billion, four hundred twenty-one million, six hundred fifty-seven thousand, one hundred twenty".