61446387346 has 4 divisors (see below), whose sum is σ = 92169581022. Its totient is φ = 30723193672.

The previous prime is 61446387329. The next prime is 61446387371. The reversal of 61446387346 is 64378364416.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 41315034121 + 20131353225 = 203261^2 + 141885^2 .

It is a junction number, because it is equal to n+sod(n) for n = 61446387293 and 61446387302.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15361596835 + ... + 15361596838.

Almost surely, 2^61446387346 is an apocalyptic number.

61446387346 is a deficient number, since it is larger than the sum of its proper divisors (30723193676).

61446387346 is a wasteful number, since it uses less digits than its factorization.

61446387346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30723193675.

The product of its digits is 6967296, while the sum is 52.

The spelling of 61446387346 in words is "sixty-one billion, four hundred forty-six million, three hundred eighty-seven thousand, three hundred forty-six".