42691477380 has 48 divisors (see below), whose sum is σ = 119548141440. Its totient is φ = 11383250688.

The previous prime is 42691477373. The next prime is 42691477441. The reversal of 42691477380 is 8377419624.

42691477380 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 687792 + ... + 747288.

It is an arithmetic number, because the mean of its divisors is an integer number (2490586280).

Almost surely, 2^42691477380 is an apocalyptic number.

It is an amenable number.

42691477380 is an abundant number, since it is smaller than the sum of its proper divisors (76856664060).

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

42691477380 is a wasteful number, since it uses less digits than its factorization.

42691477380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71468 (or 71466 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 51.

The spelling of 42691477380 in words is "forty-two billion, six hundred ninety-one million, four hundred seventy-seven thousand, three hundred eighty".