1015263253612 has 12 divisors (see below), whose sum is σ = 1777835917480. Its totient is φ = 507310134336.

The previous prime is 1015263253601. The next prime is 1015263253643. The reversal of 1015263253612 is 2163523625101.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80366013 + ... + 80378644.

Almost surely, 2^{1015263253612} is an apocalyptic number.

It is an amenable number.

1015263253612 is a deficient number, since it is larger than the sum of its proper divisors (762572663868).

1015263253612 is a wasteful number, since it uses less digits than its factorization.

1015263253612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160746240 (or 160746238 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 37.

Adding to 1015263253612 its reverse (2163523625101), we get a palindrome (3178786878713).

The spelling of 1015263253612 in words is "one trillion, fifteen billion, two hundred sixty-three million, two hundred fifty-three thousand, six hundred twelve".