245550142520002 has 4 divisors (see below), whose sum is σ = 368325213780006. Its totient is φ = 122775071260000.

The previous prime is 245550142519973. The next prime is 245550142520041. The reversal of 245550142520002 is 200025241055542.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 233516937750121 + 12033204769881 = 15281261^2 + 3468891^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61387535629999 + ... + 61387535630002.

Almost surely, 2^{245550142520002} is an apocalyptic number.

245550142520002 is a deficient number, since it is larger than the sum of its proper divisors (122775071260004).

245550142520002 is a wasteful number, since it uses less digits than its factorization.

245550142520002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122775071260003.

The product of its (nonzero) digits is 160000, while the sum is 37.

Adding to 245550142520002 its reverse (200025241055542), we get a palindrome (445575383575544).

The spelling of 245550142520002 in words is "two hundred forty-five trillion, five hundred fifty billion, one hundred forty-two million, five hundred twenty thousand, two".