1924209619242 has 32 divisors (see below), whose sum is σ = 3850557244800. Its totient is φ = 641046970368.

The previous prime is 1924209619223. The next prime is 1924209619279. The reversal of 1924209619242 is 2429169024291.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164189859 + ... + 164201577.

It is an arithmetic number, because the mean of its divisors is an integer number (120329913900).

Almost surely, 2^{1924209619242} is an apocalyptic number.

1924209619242 is an abundant number, since it is smaller than the sum of its proper divisors (1926347625558).

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

1924209619242 is a wasteful number, since it uses less digits than its factorization.

1924209619242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24590.

The product of its (nonzero) digits is 1119744, while the sum is 51.

The spelling of 1924209619242 in words is "one trillion, nine hundred twenty-four billion, two hundred nine million, six hundred nineteen thousand, two hundred forty-two".