4126462640 has 20 divisors (see below), whose sum is σ = 9594025824. Its totient is φ = 1650585024.

The previous prime is 4126462633. The next prime is 4126462651. The reversal of 4126462640 is 462646214.

It is a tau number, because it is divible by the number of its divisors (20).

It is a self number, because there is not a number n which added to its sum of digits gives 4126462640.

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, 25790312 + ... + 25790471.

Almost surely, 2^4126462640 is an apocalyptic number.

4126462640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4126462640 is an abundant number, since it is smaller than the sum of its proper divisors (5467563184).

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

4126462640 is a wasteful number, since it uses less digits than its factorization.

4126462640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51580796 (or 51580790 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 35.

The square root of 4126462640 is about 64237.5485210947. The cubic root of 4126462640 is about 1603.9566968614.

The spelling of 4126462640 in words is "four billion, one hundred twenty-six million, four hundred sixty-two thousand, six hundred forty".