15253854540 has 48 divisors (see below), whose sum is σ = 43225394688. Its totient is φ = 4018684864.

The previous prime is 15253854533. The next prime is 15253854589. The reversal of 15253854540 is 4545835251.

15253854540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×15253854540² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 15253854492 and 15253854501.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1526532 + ... + 1536491.

It is an arithmetic number, because the mean of its divisors is an integer number (900529056).

Almost surely, 2^15253854540 is an apocalyptic number.

15253854540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15253854540 is an abundant number, since it is smaller than the sum of its proper divisors (27971540148).

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

15253854540 is a wasteful number, since it uses less digits than its factorization.

15253854540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3063118 (or 3063116 counting only the distinct ones).

The product of its (nonzero) digits is 480000, while the sum is 42.

The spelling of 15253854540 in words is "fifteen billion, two hundred fifty-three million, eight hundred fifty-four thousand, five hundred forty".