747946855451 has 16 divisors (see below), whose sum is σ = 761090148000. Its totient is φ = 734912947968.

The previous prime is 747946855441. The next prime is 747946855457. The reversal of 747946855451 is 154558649747.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-747946855451 is a prime.

It is a super-3 number, since 3×747946855451³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (747946855457) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 11234975 + ... + 11301351.

It is an arithmetic number, because the mean of its divisors is an integer number (47568134250).

Almost surely, 2^747946855451 is an apocalyptic number.

747946855451 is a deficient number, since it is larger than the sum of its proper divisors (13143292549).

747946855451 is a wasteful number, since it uses less digits than its factorization.

747946855451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67198.

The product of its digits is 169344000, while the sum is 65.

The spelling of 747946855451 in words is "seven hundred forty-seven billion, nine hundred forty-six million, eight hundred fifty-five thousand, four hundred fifty-one".