47240064121142 has 16 divisors (see below), whose sum is σ = 74082891213792. Its totient is φ = 22549709307840.

The previous prime is 47240064121087. The next prime is 47240064121147. The reversal of 47240064121142 is 24112146004274.

It is a junction number, because it is equal to n+sod(n) for n = 47240064121096 and 47240064121105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47240064121147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 985540253 + ... + 985588184.

It is an arithmetic number, because the mean of its divisors is an integer number (4630180700862).

Almost surely, 2^{47240064121142} is an apocalyptic number.

47240064121142 is a deficient number, since it is larger than the sum of its proper divisors (26842827092650).

47240064121142 is a wasteful number, since it uses less digits than its factorization.

47240064121142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1971128983.

The product of its (nonzero) digits is 86016, while the sum is 38.

The spelling of 47240064121142 in words is "forty-seven trillion, two hundred forty billion, sixty-four million, one hundred twenty-one thousand, one hundred forty-two".