42878537146084 has 6 divisors (see below), whose sum is σ = 75037440005654. Its totient is φ = 21439268573040.

The previous prime is 42878537146051. The next prime is 42878537146117. The reversal of 42878537146084 is 48064173587824.

It is an interprime number because it is at equal distance from previous prime (42878537146051) and next prime (42878537146117).

It can be written as a sum of positive squares in only one way, i.e., 38807916160000 + 4070620986084 = 6229600^2 + 2017578^2 .

It is a super-4 number, since 4×42878537146084⁴ (a number of 56 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5359817143257 + ... + 5359817143264.

Almost surely, 2^{42878537146084} is an apocalyptic number.

It is an amenable number.

42878537146084 is a deficient number, since it is larger than the sum of its proper divisors (32158902859570).

42878537146084 is a wasteful number, since it uses less digits than its factorization.

42878537146084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10719634286525 (or 10719634286523 counting only the distinct ones).

The product of its (nonzero) digits is 289013760, while the sum is 67.

The spelling of 42878537146084 in words is "forty-two trillion, eight hundred seventy-eight billion, five hundred thirty-seven million, one hundred forty-six thousand, eighty-four".