1616656054 has 16 divisors (see below), whose sum is σ = 2622739392. Its totient is φ = 742943808.

The previous prime is 1616656051. The next prime is 1616656057. The reversal of 1616656054 is 4506566161.

It is an interprime number because it is at equal distance from previous prime (1616656051) and next prime (1616656057).

It is a super-2 number, since 2×1616656054² = 5227153593869701832, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1616655998 and 1616656016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1616656051) 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, 127374 + ... + 139489.

It is an arithmetic number, because the mean of its divisors is an integer number (163921212).

Almost surely, 2^1616656054 is an apocalyptic number.

1616656054 is a deficient number, since it is larger than the sum of its proper divisors (1006083338).

1616656054 is a wasteful number, since it uses less digits than its factorization.

1616656054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267111.

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 1616656054 is about 40207.6616330768. The cubic root of 1616656054 is about 1173.6516427377.

The spelling of 1616656054 in words is "one billion, six hundred sixteen million, six hundred fifty-six thousand, fifty-four".