2137530465686 has 16 divisors (see below), whose sum is σ = 3997459572480. Its totient is φ = 832804077480.

The previous prime is 2137530465673. The next prime is 2137530465713. The reversal of 2137530465686 is 6865640357312.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6940033826 + ... + 6940034133.

It is an arithmetic number, because the mean of its divisors is an integer number (249841223280).

Almost surely, 2^{2137530465686} is an apocalyptic number.

2137530465686 is a deficient number, since it is larger than the sum of its proper divisors (1859929106794).

2137530465686 is a wasteful number, since it uses less digits than its factorization.

2137530465686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13880067979.

The product of its (nonzero) digits is 21772800, while the sum is 56.

The spelling of 2137530465686 in words is "two trillion, one hundred thirty-seven billion, five hundred thirty million, four hundred sixty-five thousand, six hundred eighty-six".