247442437663044 has 36 divisors (see below), whose sum is σ = 625194798124176. Its totient is φ = 76136134664928.

The previous prime is 247442437663033. The next prime is 247442437663087. The reversal of 247442437663044 is 440366734244742.

It is a super-2 number, since 2×247442437663044² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61006516134 + ... + 61006520189.

It is an arithmetic number, because the mean of its divisors is an integer number (17366522170116).

Almost surely, 2^{247442437663044} is an apocalyptic number.

It is an amenable number.

247442437663044 is an abundant number, since it is smaller than the sum of its proper divisors (377752360461132).

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

247442437663044 is a wasteful number, since it uses less digits than its factorization.

247442437663044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122013036356 (or 122013036341 counting only the distinct ones).

The product of its (nonzero) digits is 260112384, while the sum is 60.

The spelling of 247442437663044 in words is "two hundred forty-seven trillion, four hundred forty-two billion, four hundred thirty-seven million, six hundred sixty-three thousand, forty-four".