61867827022 has 8 divisors (see below), whose sum is σ = 93622995216. Its totient is φ = 30660161952.

The previous prime is 61867826989. The next prime is 61867827061. The reversal of 61867827022 is 22072876816.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×61867827022² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136875498 + ... + 136875949.

It is an arithmetic number, because the mean of its divisors is an integer number (11702874402).

Almost surely, 2^61867827022 is an apocalyptic number.

61867827022 is a deficient number, since it is larger than the sum of its proper divisors (31755168194).

61867827022 is a wasteful number, since it uses less digits than its factorization.

61867827022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273751562.

The product of its (nonzero) digits is 903168, while the sum is 49.

The spelling of 61867827022 in words is "sixty-one billion, eight hundred sixty-seven million, eight hundred twenty-seven thousand, twenty-two".