5661677154 has 16 divisors (see below), whose sum is σ = 12940976448. Its totient is φ = 1617622032.

The previous prime is 5661677129. The next prime is 5661677159. The reversal of 5661677154 is 4517761665.

It is a super-2 number, since 2×5661677154² = 64109176392251079432, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5661677159) 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, 67400877 + ... + 67400960.

It is an arithmetic number, because the mean of its divisors is an integer number (808811028).

Almost surely, 2^5661677154 is an apocalyptic number.

5661677154 is an abundant number, since it is smaller than the sum of its proper divisors (7279299294).

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

5661677154 is a wasteful number, since it uses less digits than its factorization.

5661677154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134801849.

The product of its digits is 1058400, while the sum is 48.

The square root of 5661677154 is about 75244.1170723665. The cubic root of 5661677154 is about 1782.3036656840.

The spelling of 5661677154 in words is "five billion, six hundred sixty-one million, six hundred seventy-seven thousand, one hundred fifty-four".