5405255145 has 60 divisors (see below), whose sum is σ = 10293136524. Its totient is φ = 2713167360.

The previous prime is 5405255117. The next prime is 5405255171. The reversal of 5405255145 is 5415525045.

5405255145 is a `hidden beast` number, since 5 + 40 + 525 + 51 + 45 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 752514624 + 4652740521 = 27432^2 + 68211^2 .

It is not a de Polignac number, because 5405255145 - 2⁷ = 5405255017 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 93955 + ... + 140135.

Almost surely, 2^5405255145 is an apocalyptic number.

It is an amenable number.

5405255145 is a deficient number, since it is larger than the sum of its proper divisors (4887881379).

5405255145 is a wasteful number, since it uses less digits than its factorization.

5405255145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46232 (or 46206 counting only the distinct ones).

The product of its (nonzero) digits is 100000, while the sum is 36.

The square root of 5405255145 is about 73520.4403210427. The cubic root of 5405255145 is about 1754.9795746034.

The spelling of 5405255145 in words is "five billion, four hundred five million, two hundred fifty-five thousand, one hundred forty-five".