249376187229553 has 8 divisors (see below), whose sum is σ = 249601740614496. Its totient is φ = 249150652968000.

The previous prime is 249376187229493. The next prime is 249376187229557. The reversal of 249376187229553 is 355922781673942.

249376187229553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 249376187229553 - 2¹³ = 249376187221361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (249376187229557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21376378 + ... + 30914428.

It is an arithmetic number, because the mean of its divisors is an integer number (31200217576812).

Almost surely, 2^{249376187229553} is an apocalyptic number.

It is an amenable number.

249376187229553 is a deficient number, since it is larger than the sum of its proper divisors (225553384943).

249376187229553 is a wasteful number, since it uses less digits than its factorization.

249376187229553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9561695.

The product of its digits is 1371686400, while the sum is 73.

The spelling of 249376187229553 in words is "two hundred forty-nine trillion, three hundred seventy-six billion, one hundred eighty-seven million, two hundred twenty-nine thousand, five hundred fifty-three".