20152625102 has 4 divisors (see below), whose sum is σ = 30228937656. Its totient is φ = 10076312550.

The previous prime is 20152625023. The next prime is 20152625107.

20152625102 is nontrivially palindromic in base 10.

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

It is a super-2 number, since 2×20152625102² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20152625107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5038156274 + ... + 5038156277.

It is an arithmetic number, because the mean of its divisors is an integer number (7557234414).

Almost surely, 2^20152625102 is an apocalyptic number.

20152625102 is a deficient number, since it is larger than the sum of its proper divisors (10076312554).

20152625102 is a wasteful number, since it uses less digits than its factorization.

20152625102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10076312553.

The product of its (nonzero) digits is 2400, while the sum is 26.

The spelling of 20152625102 in words is "twenty billion, one hundred fifty-two million, six hundred twenty-five thousand, one hundred two".