20152665350 has 24 divisors (see below), whose sum is σ = 38043425928. Its totient is φ = 7940750400.

The previous prime is 20152665331. The next prime is 20152665359. The reversal of 20152665350 is 5356625102.

It is a super-2 number, since 2×20152665350² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20152665350.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20152665359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3004511 + ... + 3011210.

It is an arithmetic number, because the mean of its divisors is an integer number (1585142747).

Almost surely, 2^20152665350 is an apocalyptic number.

20152665350 is a deficient number, since it is larger than the sum of its proper divisors (17890760578).

20152665350 is a wasteful number, since it uses less digits than its factorization.

20152665350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6015800 (or 6015795 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 35.

The spelling of 20152665350 in words is "twenty billion, one hundred fifty-two million, six hundred sixty-five thousand, three hundred fifty".