11537474673 has 8 divisors (see below), whose sum is σ = 15383831968. Its totient is φ = 7691383584.

The previous prime is 11537474629. The next prime is 11537474681. The reversal of 11537474673 is 37647473511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11537474673 - 2¹³ = 11537466481 is a prime.

It is a super-2 number, since 2×11537474673² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11537470673) 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, 81861 + ... + 172557.

It is an arithmetic number, because the mean of its divisors is an integer number (1922978996).

Almost surely, 2^11537474673 is an apocalyptic number.

It is an amenable number.

11537474673 is a deficient number, since it is larger than the sum of its proper divisors (3846357295).

11537474673 is an equidigital number, since it uses as much as digits as its factorization.

11537474673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133103.

The product of its digits is 1481760, while the sum is 48.

The spelling of 11537474673 in words is "eleven billion, five hundred thirty-seven million, four hundred seventy-four thousand, six hundred seventy-three".