1245420025050 has 24 divisors (see below), whose sum is σ = 3088641662496. Its totient is φ = 332112006640.

The previous prime is 1245420024991. The next prime is 1245420025099. The reversal of 1245420025050 is 505200245421.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1245420024999 and 1245420025017.

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, 4151399934 + ... + 4151400233.

It is an arithmetic number, because the mean of its divisors is an integer number (128693402604).

Almost surely, 2^{1245420025050} is an apocalyptic number.

1245420025050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1245420025050 is an abundant number, since it is smaller than the sum of its proper divisors (1843221637446).

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

1245420025050 is a wasteful number, since it uses less digits than its factorization.

1245420025050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8302800182 (or 8302800177 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

The spelling of 1245420025050 in words is "one trillion, two hundred forty-five billion, four hundred twenty million, twenty-five thousand, fifty".