5405649670 has 16 divisors (see below), whose sum is σ = 9913758480. Its totient is φ = 2121462304.

The previous prime is 5405649649. The next prime is 5405649671. The reversal of 5405649670 is 769465045.

It is a super-2 number, since 2×5405649670² = 58442096709542217800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5405649670.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5405649671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5099140 + ... + 5100199.

It is an arithmetic number, because the mean of its divisors is an integer number (619609905).

Almost surely, 2^5405649670 is an apocalyptic number.

5405649670 is a deficient number, since it is larger than the sum of its proper divisors (4508108810).

5405649670 is a wasteful number, since it uses less digits than its factorization.

5405649670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10199399.

The product of its (nonzero) digits is 907200, while the sum is 46.

The square root of 5405649670 is about 73523.1233694543. The cubic root of 5405649670 is about 1755.0222717227.

The spelling of 5405649670 in words is "five billion, four hundred five million, six hundred forty-nine thousand, six hundred seventy".