11670351537 has 16 divisors (see below), whose sum is σ = 16804126080. Its totient is φ = 7161741312.

The previous prime is 11670351533. The next prime is 11670351557. The reversal of 11670351537 is 73515307611.

It is not a de Polignac number, because 11670351537 - 2² = 11670351533 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 11670351495 and 11670351504.

It is not an unprimeable number, because it can be changed into a prime (11670351533) 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, 402768 + ... + 430769.

It is an arithmetic number, because the mean of its divisors is an integer number (1050257880).

Almost surely, 2^11670351537 is an apocalyptic number.

It is an amenable number.

11670351537 is a deficient number, since it is larger than the sum of its proper divisors (5133774543).

11670351537 is a wasteful number, since it uses less digits than its factorization.

11670351537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833912.

The product of its (nonzero) digits is 66150, while the sum is 39.

The spelling of 11670351537 in words is "eleven billion, six hundred seventy million, three hundred fifty-one thousand, five hundred thirty-seven".