1512720723153 has 16 divisors (see below), whose sum is σ = 2142903545280. Its totient is φ = 947388931776.

The previous prime is 1512720723139. The next prime is 1512720723187. The reversal of 1512720723153 is 3513270272151.

It is not a de Polignac number, because 1512720723153 - 2⁸ = 1512720722897 is a prime.

It is a super-2 number, since 2×1512720723153² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1512720723253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 234964275 + ... + 234970712.

It is an arithmetic number, because the mean of its divisors is an integer number (133931471580).

Almost surely, 2^{1512720723153} is an apocalyptic number.

It is an amenable number.

1512720723153 is a deficient number, since it is larger than the sum of its proper divisors (630182822127).

1512720723153 is a wasteful number, since it uses less digits than its factorization.

1512720723153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469935056.

The product of its (nonzero) digits is 88200, while the sum is 39.

The spelling of 1512720723153 in words is "one trillion, five hundred twelve billion, seven hundred twenty million, seven hundred twenty-three thousand, one hundred fifty-three".