699860054 has 16 divisors (see below), whose sum is σ = 1096139520. Its totient is φ = 334499880.

The previous prime is 699860027. The next prime is 699860153. The reversal of 699860054 is 450068996.

It is a junction number, because it is equal to n+sod(n) for n = 699859990 and 699860008.

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, 84887 + ... + 92765.

It is an arithmetic number, because the mean of its divisors is an integer number (68508720).

Almost surely, 2^699860054 is an apocalyptic number.

699860054 is a deficient number, since it is larger than the sum of its proper divisors (396279466).

699860054 is a wasteful number, since it uses less digits than its factorization.

699860054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9835.

The product of its (nonzero) digits is 466560, while the sum is 47.

The square root of 699860054 is about 26454.8682476402. The cubic root of 699860054 is about 887.8448270307.

The spelling of 699860054 in words is "six hundred ninety-nine million, eight hundred sixty thousand, fifty-four".