698011493938 has 16 divisors (see below), whose sum is σ = 1142390861280. Its totient is φ = 317225108800.

The previous prime is 698011493909. The next prime is 698011493957. The reversal of 698011493938 is 839394110896.

It is a super-2 number, since 2×698011493938² (a number of 24 digits) contains 22 as substring.

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, 2506903 + ... + 2771386.

It is an arithmetic number, because the mean of its divisors is an integer number (71399428830).

Almost surely, 2^698011493938 is an apocalyptic number.

698011493938 is a deficient number, since it is larger than the sum of its proper divisors (444379367342).

698011493938 is a wasteful number, since it uses less digits than its factorization.

698011493938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5284313.

The product of its (nonzero) digits is 10077696, while the sum is 61.

The spelling of 698011493938 in words is "six hundred ninety-eight billion, eleven million, four hundred ninety-three thousand, nine hundred thirty-eight".