61674777152 has 28 divisors (see below), whose sum is σ = 122394268800. Its totient is φ = 30835276416.

The previous prime is 61674777103. The next prime is 61674777161. The reversal of 61674777152 is 25177747616.

It is a super-2 number, since 2×61674777152² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 61674777094 and 61674777103.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1373033 + ... + 1417239.

Almost surely, 2^61674777152 is an apocalyptic number.

It is an amenable number.

61674777152 is a deficient number, since it is larger than the sum of its proper divisors (60719491648).

61674777152 is a wasteful number, since it uses less digits than its factorization.

61674777152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66018 (or 66008 counting only the distinct ones).

The product of its digits is 3457440, while the sum is 53.

The spelling of 61674777152 in words is "sixty-one billion, six hundred seventy-four million, seven hundred seventy-seven thousand, one hundred fifty-two".