61723333334 has 16 divisors (see below), whose sum is σ = 99923226480. Its totient is φ = 28425891360.

The previous prime is 61723333319. The next prime is 61723333337. The reversal of 61723333334 is 43333332716.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61723333337) 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, 2562824 + ... + 2586795.

It is an arithmetic number, because the mean of its divisors is an integer number (6245201655).

Almost surely, 2^61723333334 is an apocalyptic number.

61723333334 is a deficient number, since it is larger than the sum of its proper divisors (38199893146).

61723333334 is a wasteful number, since it uses less digits than its factorization.

61723333334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5150095.

The product of its digits is 244944, while the sum is 38.

The spelling of 61723333334 in words is "sixty-one billion, seven hundred twenty-three million, three hundred thirty-three thousand, three hundred thirty-four".