94280042391 has 16 divisors (see below), whose sum is σ = 128909594880. Its totient is φ = 61271819840.

The previous prime is 94280042387. The next prime is 94280042393. The reversal of 94280042391 is 19324008249.

It is a cyclic number.

It is not a de Polignac number, because 94280042391 - 2² = 94280042387 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (94280042393) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2467725 + ... + 2505638.

It is an arithmetic number, because the mean of its divisors is an integer number (8056849680).

Almost surely, 2^94280042391 is an apocalyptic number.

94280042391 is a deficient number, since it is larger than the sum of its proper divisors (34629552489).

94280042391 is a wasteful number, since it uses less digits than its factorization.

94280042391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4973526.

The product of its (nonzero) digits is 124416, while the sum is 42.

The spelling of 94280042391 in words is "ninety-four billion, two hundred eighty million, forty-two thousand, three hundred ninety-one".