32403025740 has 48 divisors (see below), whose sum is σ = 91117903968. Its totient is φ = 8603718144.

The previous prime is 32403025709. The next prime is 32403025751. The reversal of 32403025740 is 4752030423.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 32403025698 and 32403025707.

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, 1144927 + ... + 1172886.

It is an arithmetic number, because the mean of its divisors is an integer number (1898289666).

Almost surely, 2^32403025740 is an apocalyptic number.

32403025740 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

32403025740 is an abundant number, since it is smaller than the sum of its proper divisors (58714878228).

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

32403025740 is a wasteful number, since it uses less digits than its factorization.

32403025740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2318058 (or 2318056 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 30.

The spelling of 32403025740 in words is "thirty-two billion, four hundred three million, twenty-five thousand, seven hundred forty".