5553416421261 has 12 divisors (see below), whose sum is σ = 8065919740060. Its totient is φ = 3681823040640.

The previous prime is 5553416421253. The next prime is 5553416421269. The reversal of 5553416421261 is 1621246143555.

5553416421261 is a `hidden beast` number, since 5 + 5 + 5 + 341 + 6 + 42 + 1 + 261 = 666.

It is an interprime number because it is at equal distance from previous prime (5553416421253) and next prime (5553416421269).

It can be written as a sum of positive squares in 2 ways, for example, as 1128258218025 + 4425158203236 = 1062195^2 + 2103606^2 .

It is not a de Polignac number, because 5553416421261 - 2³ = 5553416421253 is a prime.

It is a super-2 number, since 2×5553416421261² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5553416421269) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1704546076 + ... + 1704549333.

Almost surely, 2^{5553416421261} is an apocalyptic number.

It is an amenable number.

5553416421261 is a deficient number, since it is larger than the sum of its proper divisors (2512503318799).

5553416421261 is a wasteful number, since it uses less digits than its factorization.

5553416421261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3409095596 (or 3409095593 counting only the distinct ones).

The product of its digits is 864000, while the sum is 45.

The spelling of 5553416421261 in words is "five trillion, five hundred fifty-three billion, four hundred sixteen million, four hundred twenty-one thousand, two hundred sixty-one".