5166012438 has 32 divisors (see below), whose sum is σ = 11593703520. Its totient is φ = 1704952800.

The previous prime is 5166012437. The next prime is 5166012461. The reversal of 5166012438 is 8342106615.

It is a happy number.

5166012438 is a `hidden beast` number, since 5 + 1 + 6 + 601 + 2 + 43 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5166012431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 468145 + ... + 479052.

It is an arithmetic number, because the mean of its divisors is an integer number (362303235).

Almost surely, 2^5166012438 is an apocalyptic number.

5166012438 is an abundant number, since it is smaller than the sum of its proper divisors (6427691082).

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

5166012438 is a wasteful number, since it uses less digits than its factorization.

5166012438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 947309 (or 947303 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 5166012438 is about 71874.9778295618. The cubic root of 5166012438 is about 1728.6954244232.

The spelling of 5166012438 in words is "five billion, one hundred sixty-six million, twelve thousand, four hundred thirty-eight".