42745107143461 has 8 divisors (see below), whose sum is σ = 44201642760864. Its totient is φ = 41312646495120.

The previous prime is 42745107143429. The next prime is 42745107143513. The reversal of 42745107143461 is 16434170154724.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 42745107143461 - 2⁵ = 42745107143429 is a prime.

It is a super-2 number, since 2×42745107143461² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42745107144461) 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, 6018738655 + ... + 6018745756.

It is an arithmetic number, because the mean of its divisors is an integer number (5525205345108).

Almost surely, 2^{42745107143461} is an apocalyptic number.

It is an amenable number.

42745107143461 is a deficient number, since it is larger than the sum of its proper divisors (1456535617403).

42745107143461 is a wasteful number, since it uses less digits than its factorization.

42745107143461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12037484531.

The product of its (nonzero) digits is 2257920, while the sum is 49.

The spelling of 42745107143461 in words is "forty-two trillion, seven hundred forty-five billion, one hundred seven million, one hundred forty-three thousand, four hundred sixty-one".