1542238265730 has 32 divisors (see below), whose sum is σ = 3801408917184. Its totient is φ = 400148306496.

The previous prime is 1542238265723. The next prime is 1542238265753. The reversal of 1542238265730 is 375628322451.

It is a self number, because there is not a number n which added to its sum of digits gives 1542238265730.

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, 694700812 + ... + 694703031.

It is an arithmetic number, because the mean of its divisors is an integer number (118794028662).

Almost surely, 2^{1542238265730} is an apocalyptic number.

1542238265730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1542238265730 is an abundant number, since it is smaller than the sum of its proper divisors (2259170651454).

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

1542238265730 is a wasteful number, since it uses less digits than its factorization.

1542238265730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1389403890.

The product of its (nonzero) digits is 2419200, while the sum is 48.

The spelling of 1542238265730 in words is "one trillion, five hundred forty-two billion, two hundred thirty-eight million, two hundred sixty-five thousand, seven hundred thirty".