61072206567 has 16 divisors (see below), whose sum is σ = 85181960448. Its totient is φ = 38847459200.

The previous prime is 61072206541. The next prime is 61072206589. The reversal of 61072206567 is 76560227016.

It is a cyclic number.

It is not a de Polignac number, because 61072206567 - 2⁸ = 61072206311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61072206527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1075953 + ... + 1131290.

It is an arithmetic number, because the mean of its divisors is an integer number (5323872528).

Almost surely, 2^61072206567 is an apocalyptic number.

61072206567 is a deficient number, since it is larger than the sum of its proper divisors (24109753881).

61072206567 is a wasteful number, since it uses less digits than its factorization.

61072206567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2207670.

The product of its (nonzero) digits is 211680, while the sum is 42.

The spelling of 61072206567 in words is "sixty-one billion, seventy-two million, two hundred six thousand, five hundred sixty-seven".