31380738603 has 8 divisors (see below), whose sum is σ = 41859647808. Its totient is φ = 20911160904.

The previous prime is 31380738577. The next prime is 31380738619. The reversal of 31380738603 is 30683708313.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 31380738603 - 2¹⁶ = 31380673067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (31380738503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2325025 + ... + 2338482.

It is an arithmetic number, because the mean of its divisors is an integer number (5232455976).

Almost surely, 2^31380738603 is an apocalyptic number.

31380738603 is a deficient number, since it is larger than the sum of its proper divisors (10478909205).

31380738603 is a wasteful number, since it uses less digits than its factorization.

31380738603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4665753.

The product of its (nonzero) digits is 217728, while the sum is 42.

The spelling of 31380738603 in words is "thirty-one billion, three hundred eighty million, seven hundred thirty-eight thousand, six hundred three".