42894804051 has 24 divisors (see below), whose sum is σ = 67703261184. Its totient is φ = 25953986160.

The previous prime is 42894804047. The next prime is 42894804077. The reversal of 42894804051 is 15040849824.

42894804051 is a `hidden beast` number, since 4 + 2 + 89 + 480 + 40 + 51 = 666.

It is not a de Polignac number, because 42894804051 - 2² = 42894804047 is a prime.

It is a super-3 number, since 3×42894804051³ (a number of 33 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42894803988 and 42894804006.

It is not an unprimeable number, because it can be changed into a prime (42894804091) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 296811 + ... + 416996.

It is an arithmetic number, because the mean of its divisors is an integer number (2820969216).

Almost surely, 2^42894804051 is an apocalyptic number.

42894804051 is a deficient number, since it is larger than the sum of its proper divisors (24808457133).

42894804051 is a wasteful number, since it uses less digits than its factorization.

42894804051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714431 (or 714428 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 45.

The spelling of 42894804051 in words is "forty-two billion, eight hundred ninety-four million, eight hundred four thousand, fifty-one".