61651216101067 has 8 divisors (see below), whose sum is σ = 63159359638032. Its totient is φ = 60143284723200.

The previous prime is 61651216101029. The next prime is 61651216101073. The reversal of 61651216101067 is 76010161215616.

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

It is a cyclic number.

It is not a de Polignac number, because 61651216101067 - 2⁷ = 61651216100939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61651216101967) 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, 52451409 + ... + 53613922.

It is an arithmetic number, because the mean of its divisors is an integer number (7894919954754).

Almost surely, 2^{61651216101067} is an apocalyptic number.

61651216101067 is a deficient number, since it is larger than the sum of its proper divisors (1508143536965).

61651216101067 is a wasteful number, since it uses less digits than its factorization.

61651216101067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106079549.

The product of its (nonzero) digits is 90720, while the sum is 43.

The spelling of 61651216101067 in words is "sixty-one trillion, six hundred fifty-one billion, two hundred sixteen million, one hundred one thousand, sixty-seven".