11725021486 has 8 divisors (see below), whose sum is σ = 18513191880. Its totient is φ = 5553957528.

The previous prime is 11725021457. The next prime is 11725021597. The reversal of 11725021486 is 68412052711.

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

It is a super-2 number, since 2×11725021486² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154276561 + ... + 154276636.

It is an arithmetic number, because the mean of its divisors is an integer number (2314148985).

Almost surely, 2^11725021486 is an apocalyptic number.

11725021486 is a deficient number, since it is larger than the sum of its proper divisors (6788170394).

11725021486 is a wasteful number, since it uses less digits than its factorization.

11725021486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308553218.

The product of its (nonzero) digits is 26880, while the sum is 37.

The spelling of 11725021486 in words is "eleven billion, seven hundred twenty-five million, twenty-one thousand, four hundred eighty-six".