247676372542 has 8 divisors (see below), whose sum is σ = 371543381496. Its totient is φ = 123828578712.

The previous prime is 247676372539. The next prime is 247676372543. The reversal of 247676372542 is 245273676742.

247676372542 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×247676372542² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (247676372543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4771513 + ... + 4823140.

It is an arithmetic number, because the mean of its divisors is an integer number (46442922687).

Almost surely, 2^247676372542 is an apocalyptic number.

247676372542 is a deficient number, since it is larger than the sum of its proper divisors (123867008954).

247676372542 is a wasteful number, since it uses less digits than its factorization.

247676372542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9607562.

The product of its digits is 23708160, while the sum is 55.

The spelling of 247676372542 in words is "two hundred forty-seven billion, six hundred seventy-six million, three hundred seventy-two thousand, five hundred forty-two".