2572550453638 has 8 divisors (see below), whose sum is σ = 4209628015080. Its totient is φ = 1169341115280.

The previous prime is 2572550453611. The next prime is 2572550453639. The reversal of 2572550453638 is 8363540552752.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2572550453639) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58467055743 + ... + 58467055786.

It is an arithmetic number, because the mean of its divisors is an integer number (526203501885).

Almost surely, 2^{2572550453638} is an apocalyptic number.

2572550453638 is a deficient number, since it is larger than the sum of its proper divisors (1637077561442).

2572550453638 is a wasteful number, since it uses less digits than its factorization.

2572550453638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116934111542.

The product of its (nonzero) digits is 30240000, while the sum is 55.

The spelling of 2572550453638 in words is "two trillion, five hundred seventy-two billion, five hundred fifty million, four hundred fifty-three thousand, six hundred thirty-eight".