1015420424000 has 56 divisors (see below), whose sum is σ = 2514688699848. Its totient is φ = 406168166400.

The previous prime is 1015420423987. The next prime is 1015420424017. The reversal of 1015420424000 is 4240245101.

It can be written as a sum of positive squares in 4 ways, for example, as 65622044224 + 949798379776 = 256168^2 + 974576^2 .

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 63455777 + ... + 63471776.

Almost surely, 2^{1015420424000} is an apocalyptic number.

1015420424000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1015420424000 is an abundant number, since it is smaller than the sum of its proper divisors (1499268275848).

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

1015420424000 is an equidigital number, since it uses as much as digits as its factorization.

1015420424000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126927580 (or 126927560 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

Adding to 1015420424000 its reverse (4240245101), we get a palindrome (1019660669101).

The spelling of 1015420424000 in words is "one trillion, fifteen billion, four hundred twenty million, four hundred twenty-four thousand".