247220374727042 has 16 divisors (see below), whose sum is σ = 386955924708672. Its totient is φ = 118235130232560.

The previous prime is 247220374726981. The next prime is 247220374727069. The reversal of 247220374727042 is 240727473022742.

247220374727042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×247220374727042² (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 7 ways as a sum of consecutive naturals, for example, 8052233 + ... + 23649084.

It is an arithmetic number, because the mean of its divisors is an integer number (24184745294292).

Almost surely, 2^{247220374727042} is an apocalyptic number.

247220374727042 is a deficient number, since it is larger than the sum of its proper divisors (139735549981630).

247220374727042 is a wasteful number, since it uses less digits than its factorization.

247220374727042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31870873.

The product of its (nonzero) digits is 14751744, while the sum is 53.

The spelling of 247220374727042 in words is "two hundred forty-seven trillion, two hundred twenty billion, three hundred seventy-four million, seven hundred twenty-seven thousand, forty-two".