3138986510 has 16 divisors (see below), whose sum is σ = 6163828272. Its totient is φ = 1141449600.

The previous prime is 3138986497. The next prime is 3138986519. The reversal of 3138986510 is 156898313.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3138986519) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14268011 + ... + 14268230.

It is an arithmetic number, because the mean of its divisors is an integer number (385239267).

Almost surely, 2^3138986510 is an apocalyptic number.

3138986510 is a deficient number, since it is larger than the sum of its proper divisors (3024841762).

3138986510 is a wasteful number, since it uses less digits than its factorization.

3138986510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28536259.

The product of its (nonzero) digits is 155520, while the sum is 44.

The square root of 3138986510 is about 56026.6589223380. The cubic root of 3138986510 is about 1464.1867859535.

The spelling of 3138986510 in words is "three billion, one hundred thirty-eight million, nine hundred eighty-six thousand, five hundred ten".