32455140340 has 48 divisors (see below), whose sum is σ = 77939568000. Its totient is φ = 11120729472.

The previous prime is 32455140337. The next prime is 32455140371. The reversal of 32455140340 is 4304155423.

It is a super-2 number, since 2×32455140340² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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, 164211 + ... + 303109.

It is an arithmetic number, because the mean of its divisors is an integer number (1623741000).

Almost surely, 2^32455140340 is an apocalyptic number.

It is an amenable number.

32455140340 is an abundant number, since it is smaller than the sum of its proper divisors (45484427660).

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

32455140340 is a wasteful number, since it uses less digits than its factorization.

32455140340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140584 (or 140582 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 32455140340 its reverse (4304155423), we get a palindrome (36759295763).

The spelling of 32455140340 in words is "thirty-two billion, four hundred fifty-five million, one hundred forty thousand, three hundred forty".