15152800123640 has 64 divisors (see below), whose sum is σ = 35577479232000. Its totient is φ = 5797374751872.

The previous prime is 15152800123567. The next prime is 15152800123673. The reversal of 15152800123640 is 4632100825151.

It is a junction number, because it is equal to n+sod(n) for n = 15152800123594 and 15152800123603.

It is a congruent number.

It is an unprimeable number.

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, 25278839 + ... + 25871321.

It is an arithmetic number, because the mean of its divisors is an integer number (555898113000).

Almost surely, 2^{15152800123640} is an apocalyptic number.

15152800123640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15152800123640 is an abundant number, since it is smaller than the sum of its proper divisors (20424679108360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15152800123640 is a wasteful number, since it uses less digits than its factorization.

15152800123640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620316 (or 620312 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 38.

Adding to 15152800123640 its reverse (4632100825151), we get a palindrome (19784900948791).

The spelling of 15152800123640 in words is "fifteen trillion, one hundred fifty-two billion, eight hundred million, one hundred twenty-three thousand, six hundred forty".