42655415340 has 96 divisors (see below), whose sum is σ = 129776855040. Its totient is φ = 10428480000.

The previous prime is 42655415317. The next prime is 42655415351. The reversal of 42655415340 is 4351455624.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 568161 + ... + 638840.

It is an arithmetic number, because the mean of its divisors is an integer number (1351842240).

Almost surely, 2^42655415340 is an apocalyptic number.

It is an amenable number.

42655415340 is an abundant number, since it is smaller than the sum of its proper divisors (87121439700).

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

42655415340 is a wasteful number, since it uses less digits than its factorization.

42655415340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1207063 (or 1207061 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 39.

The spelling of 42655415340 in words is "forty-two billion, six hundred fifty-five million, four hundred fifteen thousand, three hundred forty".