6999016542 has 32 divisors (see below), whose sum is σ = 16549401600. Its totient is φ = 1930762848.

The previous prime is 6999016523. The next prime is 6999016559. The reversal of 6999016542 is 2456109996.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2871942 + ... + 2874377.

It is an arithmetic number, because the mean of its divisors is an integer number (517168800).

Almost surely, 2^6999016542 is an apocalyptic number.

6999016542 is an abundant number, since it is smaller than the sum of its proper divisors (9550385058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6999016542 is a wasteful number, since it uses less digits than its factorization.

6999016542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5746360.

The product of its (nonzero) digits is 1049760, while the sum is 51.

The square root of 6999016542 is about 83660.1251612738. The cubic root of 6999016542 is about 1912.8415934588.

The spelling of 6999016542 in words is "six billion, nine hundred ninety-nine million, sixteen thousand, five hundred forty-two".