81462703006 has 8 divisors (see below), whose sum is σ = 122527009440. Its totient is φ = 40620366528.

The previous prime is 81462703001. The next prime is 81462703033. The reversal of 81462703006 is 60030726418.

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

It is a super-2 number, since 2×81462703006² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (81462703001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55491571 + ... + 55493038.

It is an arithmetic number, because the mean of its divisors is an integer number (15315876180).

Almost surely, 2^81462703006 is an apocalyptic number.

81462703006 is a deficient number, since it is larger than the sum of its proper divisors (41064306434).

81462703006 is a wasteful number, since it uses less digits than its factorization.

81462703006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110984978.

The product of its (nonzero) digits is 48384, while the sum is 37.

The spelling of 81462703006 in words is "eighty-one billion, four hundred sixty-two million, seven hundred three thousand, six".