47702457895968 has 54 divisors (see below), whose sum is σ = 135654197959917. Its totient is φ = 15900780228480.

The previous prime is 47702457895957. The next prime is 47702457895973. The reversal of 47702457895968 is 86959875420774.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

47702457895968 is a `hidden beast` number, since 4 + 7 + 70 + 2 + 457 + 8 + 9 + 5 + 96 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 46164034425744 + 1538423470224 = 6794412^2 + 1240332^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=4883772.

It is a super-3 number, since 3×47702457895968³ (a number of 42 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 117007038 + ... + 117414018.

Almost surely, 2^{47702457895968} is an apocalyptic number.

47702457895968 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

47702457895968 is an abundant number, since it is smaller than the sum of its proper divisors (87951740063949).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47702457895968 is an frugal number, since it uses more digits than its factorization.

47702457895968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 813978 (or 406986 counting only the distinct ones).

The product of its (nonzero) digits is 8534937600, while the sum is 81.

The spelling of 47702457895968 in words is "forty-seven trillion, seven hundred two billion, four hundred fifty-seven million, eight hundred ninety-five thousand, nine hundred sixty-eight".