61540414602 has 16 divisors (see below), whose sum is σ = 126082801152. Its totient is φ = 20013142880.

The previous prime is 61540414597. The next prime is 61540414631. The reversal of 61540414602 is 20641404516.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125081898 + ... + 125082389.

It is an arithmetic number, because the mean of its divisors is an integer number (7880175072).

Almost surely, 2^61540414602 is an apocalyptic number.

61540414602 is an abundant number, since it is smaller than the sum of its proper divisors (64542386550).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61540414602 is a wasteful number, since it uses less digits than its factorization.

61540414602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250164333.

The product of its (nonzero) digits is 23040, while the sum is 33.

The spelling of 61540414602 in words is "sixty-one billion, five hundred forty million, four hundred fourteen thousand, six hundred two".