31344410243390 has 32 divisors (see below), whose sum is σ = 56573740444320. Its totient is φ = 12503588897664.

The previous prime is 31344410243389. The next prime is 31344410243407. The reversal of 31344410243390 is 9334201444313.

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, 88399376 + ... + 88753244.

It is an arithmetic number, because the mean of its divisors is an integer number (1767929388885).

Almost surely, 2^{31344410243390} is an apocalyptic number.

31344410243390 is a deficient number, since it is larger than the sum of its proper divisors (25229330200930).

31344410243390 is a wasteful number, since it uses less digits than its factorization.

31344410243390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377996.

The product of its (nonzero) digits is 373248, while the sum is 41.

The spelling of 31344410243390 in words is "thirty-one trillion, three hundred forty-four billion, four hundred ten million, two hundred forty-three thousand, three hundred ninety".