84981941542 has 16 divisors (see below), whose sum is σ = 128705052672. Its totient is φ = 42081447240.

The previous prime is 84981941507. The next prime is 84981941617. The reversal of 84981941542 is 24514918948.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154134 + ... + 440137.

It is an arithmetic number, because the mean of its divisors is an integer number (8044065792).

Almost surely, 2^84981941542 is an apocalyptic number.

84981941542 is a deficient number, since it is larger than the sum of its proper divisors (43723111130).

84981941542 is a wasteful number, since it uses less digits than its factorization.

84981941542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594963.

The product of its digits is 3317760, while the sum is 55.

The spelling of 84981941542 in words is "eighty-four billion, nine hundred eighty-one million, nine hundred forty-one thousand, five hundred forty-two".