1405355044252 has 12 divisors (see below), whose sum is σ = 2459381669416. Its totient is φ = 702674567280.

The previous prime is 1405355044229. The next prime is 1405355044271. The reversal of 1405355044252 is 2524405535041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 601627 + ... + 1781197.

Almost surely, 2^{1405355044252} is an apocalyptic number.

It is an amenable number.

1405355044252 is a deficient number, since it is larger than the sum of its proper divisors (1054026625164).

1405355044252 is a wasteful number, since it uses less digits than its factorization.

1405355044252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1477428 (or 1477426 counting only the distinct ones).

The product of its (nonzero) digits is 480000, while the sum is 40.

The spelling of 1405355044252 in words is "one trillion, four hundred five billion, three hundred fifty-five million, forty-four thousand, two hundred fifty-two".