1015213152650 has 48 divisors (see below), whose sum is σ = 1902534480000. Its totient is φ = 403030287360.

The previous prime is 1015213152637. The next prime is 1015213152659. The reversal of 1015213152650 is 562513125101.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1015213152659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5773226 + ... + 5946474.

It is an arithmetic number, because the mean of its divisors is an integer number (39636135000).

Almost surely, 2^{1015213152650} is an apocalyptic number.

1015213152650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1015213152650 is a deficient number, since it is larger than the sum of its proper divisors (887321327350).

1015213152650 is a wasteful number, since it uses less digits than its factorization.

1015213152650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174143 (or 174138 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 32.

Adding to 1015213152650 its reverse (562513125101), we get a palindrome (1577726277751).

The spelling of 1015213152650 in words is "one trillion, fifteen billion, two hundred thirteen million, one hundred fifty-two thousand, six hundred fifty".