1542203250330 has 32 divisors (see below), whose sum is σ = 3702899323584. Its totient is φ = 411075142016.

The previous prime is 1542203250283. The next prime is 1542203250347. The reversal of 1542203250330 is 330523022451.

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

It is a Curzon 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, 11121072 + ... + 11258891.

It is an arithmetic number, because the mean of its divisors is an integer number (115715603862).

Almost surely, 2^{1542203250330} is an apocalyptic number.

1542203250330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1542203250330 is an abundant number, since it is smaller than the sum of its proper divisors (2160696073254).

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

1542203250330 is a wasteful number, since it uses less digits than its factorization.

1542203250330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22382270.

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 1542203250330 its reverse (330523022451), we get a palindrome (1872726272781).

The spelling of 1542203250330 in words is "one trillion, five hundred forty-two billion, two hundred three million, two hundred fifty thousand, three hundred thirty".