253501525016 has 16 divisors (see below), whose sum is σ = 488161721040. Its totient is φ = 123325066080.

The previous prime is 253501525009. The next prime is 253501525073. The reversal of 253501525016 is 610525105352.

It is a super-3 number, since 3×253501525016³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 428211740 + ... + 428212331.

It is an arithmetic number, because the mean of its divisors is an integer number (30510107565).

Almost surely, 2^253501525016 is an apocalyptic number.

It is an amenable number.

253501525016 is a deficient number, since it is larger than the sum of its proper divisors (234660196024).

253501525016 is a wasteful number, since it uses less digits than its factorization.

253501525016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 856424114 (or 856424110 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 35.

The spelling of 253501525016 in words is "two hundred fifty-three billion, five hundred one million, five hundred twenty-five thousand, sixteen".