42929292929291 has 4 divisors (see below), whose sum is σ = 42929313236784. Its totient is φ = 42929272621800.

The previous prime is 42929292929249. The next prime is 42929292929333. The reversal of 42929292929291 is 19292929292924.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (42929292929249) and next prime (42929292929333).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42929292929291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42929292959291) 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, 6558455 + ... + 11352176.

It is an arithmetic number, because the mean of its divisors is an integer number (10732328309196).

Almost surely, 2^{42929292929291} is an apocalyptic number.

42929292929291 is a deficient number, since it is larger than the sum of its proper divisors (20307493).

42929292929291 is a wasteful number, since it uses less digits than its factorization.

42929292929291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20307492.

The product of its digits is 136048896, while the sum is 71.

The spelling of 42929292929291 in words is "forty-two trillion, nine hundred twenty-nine billion, two hundred ninety-two million, nine hundred twenty-nine thousand, two hundred ninety-one".