5155061490 has 24 divisors (see below), whose sum is σ = 13403160108. Its totient is φ = 1374683040.

The previous prime is 5155061477. The next prime is 5155061491. The reversal of 5155061490 is 941605515.

5155061490 is a `hidden beast` number, since 5 + 1 + 5 + 506 + 149 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4904060841 + 251000649 = 70029^2 + 15843^2 .

It is not an unprimeable number, because it can be changed into a prime (5155061491) 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, 28639141 + ... + 28639320.

Almost surely, 2^5155061490 is an apocalyptic number.

5155061490 is an abundant number, since it is smaller than the sum of its proper divisors (8248098618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5155061490 is a wasteful number, since it uses less digits than its factorization.

5155061490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57278474 (or 57278471 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 36.

The square root of 5155061490 is about 71798.7568833890. The cubic root of 5155061490 is about 1727.4730602182.

The spelling of 5155061490 in words is "five billion, one hundred fifty-five million, sixty-one thousand, four hundred ninety".