611402662506 has 16 divisors (see below), whose sum is σ = 1222858911744. Its totient is φ = 203791956384.

The previous prime is 611402662463. The next prime is 611402662513. The reversal of 611402662506 is 605266204116.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2083690 + ... + 2358933.

It is an arithmetic number, because the mean of its divisors is an integer number (76428681984).

Almost surely, 2^611402662506 is an apocalyptic number.

611402662506 is an abundant number, since it is smaller than the sum of its proper divisors (611456249238).

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

611402662506 is a wasteful number, since it uses less digits than its factorization.

611402662506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4465565.

The product of its (nonzero) digits is 103680, while the sum is 39.

The spelling of 611402662506 in words is "six hundred eleven billion, four hundred two million, six hundred sixty-two thousand, five hundred six".