61164226604 has 24 divisors (see below), whose sum is σ = 115426258080. Its totient is φ = 28191631104.

The previous prime is 61164226567. The next prime is 61164226649. The reversal of 61164226604 is 40662246116.

It is a super-2 number, since 2×61164226604² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 752909 + ... + 830180.

It is an arithmetic number, because the mean of its divisors is an integer number (4809427420).

Almost surely, 2^61164226604 is an apocalyptic number.

It is an amenable number.

61164226604 is a deficient number, since it is larger than the sum of its proper divisors (54262031476).

61164226604 is a wasteful number, since it uses less digits than its factorization.

61164226604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1583849 (or 1583847 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 38.

The spelling of 61164226604 in words is "sixty-one billion, one hundred sixty-four million, two hundred twenty-six thousand, six hundred four".