4155464642 has 16 divisors (see below), whose sum is σ = 7132164480. Its totient is φ = 1778785728.

The previous prime is 4155464609. The next prime is 4155464653. The reversal of 4155464642 is 2464645514.

It is a self number, because there is not a number n which added to its sum of digits gives 4155464642.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165143 + ... + 188634.

It is an arithmetic number, because the mean of its divisors is an integer number (445760280).

Almost surely, 2^4155464642 is an apocalyptic number.

4155464642 is a deficient number, since it is larger than the sum of its proper divisors (2976699838).

4155464642 is a wasteful number, since it uses less digits than its factorization.

4155464642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354625.

The product of its digits is 460800, while the sum is 41.

The square root of 4155464642 is about 64462.8935279824. The cubic root of 4155464642 is about 1607.7056219712.

The spelling of 4155464642 in words is "four billion, one hundred fifty-five million, four hundred sixty-four thousand, six hundred forty-two".