61604212034 has 16 divisors (see below), whose sum is σ = 93418859520. Its totient is φ = 30465731520.

The previous prime is 61604211983. The next prime is 61604212039. The reversal of 61604212034 is 43021240616.

It is a junction number, because it is equal to n+sod(n) for n = 61604211988 and 61604212006.

It is not an unprimeable number, because it can be changed into a prime (61604212039) 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, 176282 + ... + 392789.

It is an arithmetic number, because the mean of its divisors is an integer number (5838678720).

Almost surely, 2^61604212034 is an apocalyptic number.

61604212034 is a deficient number, since it is larger than the sum of its proper divisors (31814647486).

61604212034 is a wasteful number, since it uses less digits than its factorization.

61604212034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 569665.

The product of its (nonzero) digits is 6912, while the sum is 29.

The spelling of 61604212034 in words is "sixty-one billion, six hundred four million, two hundred twelve thousand, thirty-four".