60612635661 has 16 divisors (see below), whose sum is σ = 85322827200. Its totient is φ = 38168057088.

The previous prime is 60612635659. The next prime is 60612635663. The reversal of 60612635661 is 16653621606.

60612635661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (60612635659) and next prime (60612635663).

It is not a de Polignac number, because 60612635661 - 2¹ = 60612635659 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60612635663) 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, 1558506 + ... + 1596923.

It is an arithmetic number, because the mean of its divisors is an integer number (5332676700).

Almost surely, 2^60612635661 is an apocalyptic number.

It is an amenable number.

60612635661 is a deficient number, since it is larger than the sum of its proper divisors (24710191539).

60612635661 is a wasteful number, since it uses less digits than its factorization.

60612635661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3155788.

The product of its (nonzero) digits is 233280, while the sum is 42.

The spelling of 60612635661 in words is "sixty billion, six hundred twelve million, six hundred thirty-five thousand, six hundred sixty-one".