1535542272048 has 40 divisors (see below), whose sum is σ = 3973764748096. Its totient is φ = 510951009600.

The previous prime is 1535542272041. The next prime is 1535542272053. The reversal of 1535542272048 is 8402722455351.

It is a super-2 number, since 2×1535542272048² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 1535542271988 and 1535542272006.

It is not an unprimeable number, because it can be changed into a prime (1535542272041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27985258 + ... + 28040073.

Almost surely, 2^{1535542272048} is an apocalyptic number.

It is an amenable number.

1535542272048 is an abundant number, since it is smaller than the sum of its proper divisors (2438222476048).

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

1535542272048 is a wasteful number, since it uses less digits than its factorization.

1535542272048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56025913 (or 56025907 counting only the distinct ones).

The product of its (nonzero) digits is 2688000, while the sum is 48.

The spelling of 1535542272048 in words is "one trillion, five hundred thirty-five billion, five hundred forty-two million, two hundred seventy-two thousand, forty-eight".