553887745 has 8 divisors (see below), whose sum is σ = 665083584. Its totient is φ = 442831344.

The previous prime is 553887721. The next prime is 553887769. The reversal of 553887745 is 547788355.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (553887721) and next prime (553887769).

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 553887745 - 2²⁵ = 520333313 is a prime.

It is a super-2 number, since 2×553887745² = 613583268122370050, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 553887692 and 553887701.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25909 + ... + 42178.

It is an arithmetic number, because the mean of its divisors is an integer number (83135448).

Almost surely, 2^553887745 is an apocalyptic number.

It is an amenable number.

553887745 is a deficient number, since it is larger than the sum of its proper divisors (111195839).

553887745 is a wasteful number, since it uses less digits than its factorization.

553887745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69719.

The product of its digits is 4704000, while the sum is 52.

The square root of 553887745 is about 23534.8198420978. The cubic root of 553887745 is about 821.2472319623.

The spelling of 553887745 in words is "five hundred fifty-three million, eight hundred eighty-seven thousand, seven hundred forty-five".