88399474401447 has 24 divisors (see below), whose sum is σ = 143950169523440. Its totient is φ = 53575439029200.

The previous prime is 88399474401431. The next prime is 88399474401529. The reversal of 88399474401447 is 74410447499388.

It is a happy number.

88399474401447 is a `hidden beast` number, since 8 + 8 + 3 + 9 + 9 + 474 + 4 + 0 + 144 + 7 = 666.

It is not a de Polignac number, because 88399474401447 - 2⁴ = 88399474401431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88399474401047) 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 23 ways as a sum of consecutive naturals, for example, 13529148004 + ... + 13529154537.

Almost surely, 2^{88399474401447} is an apocalyptic number.

88399474401447 is a deficient number, since it is larger than the sum of its proper divisors (55550695121993).

88399474401447 is a wasteful number, since it uses less digits than its factorization.

88399474401447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27058302572 (or 27058302555 counting only the distinct ones).

The product of its (nonzero) digits is 780337152, while the sum is 72.

The spelling of 88399474401447 in words is "eighty-eight trillion, three hundred ninety-nine billion, four hundred seventy-four million, four hundred one thousand, four hundred forty-seven".