61501582846 has 32 divisors (see below), whose sum is σ = 103167673056. Its totient is φ = 27253824000.

The previous prime is 61501582823. The next prime is 61501582859. The reversal of 61501582846 is 64828510516.

It is a junction number, because it is equal to n+sod(n) for n = 61501582796 and 61501582805.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1268776 + ... + 1316356.

It is an arithmetic number, because the mean of its divisors is an integer number (3223989783).

Almost surely, 2^61501582846 is an apocalyptic number.

61501582846 is a deficient number, since it is larger than the sum of its proper divisors (41666090210).

61501582846 is a wasteful number, since it uses less digits than its factorization.

61501582846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49068.

The product of its (nonzero) digits is 460800, while the sum is 46.

The spelling of 61501582846 in words is "sixty-one billion, five hundred one million, five hundred eighty-two thousand, eight hundred forty-six".