253048897540 has 48 divisors (see below), whose sum is σ = 554596293888. Its totient is φ = 96803144064.

The previous prime is 253048897523. The next prime is 253048897567. The reversal of 253048897540 is 45798840352.

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, 3056329 + ... + 3138031.

It is an arithmetic number, because the mean of its divisors is an integer number (11554089456).

Almost surely, 2^253048897540 is an apocalyptic number.

253048897540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

253048897540 is an abundant number, since it is smaller than the sum of its proper divisors (301547396348).

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

253048897540 is a wasteful number, since it uses less digits than its factorization.

253048897540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88468 (or 88466 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 55.

The spelling of 253048897540 in words is "two hundred fifty-three billion, forty-eight million, eight hundred ninety-seven thousand, five hundred forty".