1509463392420 has 48 divisors (see below), whose sum is σ = 4475115001728. Its totient is φ = 378845713920.

The previous prime is 1509463392413. The next prime is 1509463392449. The reversal of 1509463392420 is 242933649051.

It is a self number, because there is not a number n which added to its sum of digits gives 1509463392420.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 739932016 + ... + 739934055.

It is an arithmetic number, because the mean of its divisors is an integer number (93231562536).

Almost surely, 2^{1509463392420} is an apocalyptic number.

1509463392420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1509463392420 is an abundant number, since it is smaller than the sum of its proper divisors (2965651609308).

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

1509463392420 is a wasteful number, since it uses less digits than its factorization.

1509463392420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1479866100 (or 1479866098 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 48.

The spelling of 1509463392420 in words is "one trillion, five hundred nine billion, four hundred sixty-three million, three hundred ninety-two thousand, four hundred twenty".