3438126505 has 32 divisors (see below), whose sum is σ = 4554506880. Its totient is φ = 2470763520.

The previous prime is 3438126499. The next prime is 3438126539. The reversal of 3438126505 is 5056218343.

It is not a de Polignac number, because 3438126505 - 2²¹ = 3436029353 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3518577 + ... + 3519553.

It is an arithmetic number, because the mean of its divisors is an integer number (142328340).

Almost surely, 2^3438126505 is an apocalyptic number.

It is an amenable number.

3438126505 is a deficient number, since it is larger than the sum of its proper divisors (1116380375).

3438126505 is a wasteful number, since it uses less digits than its factorization.

3438126505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1689.

The product of its (nonzero) digits is 86400, while the sum is 37.

The square root of 3438126505 is about 58635.5396069653. The cubic root of 3438126505 is about 1509.2943657113.

The spelling of 3438126505 in words is "three billion, four hundred thirty-eight million, one hundred twenty-six thousand, five hundred five".