4155431406 has 16 divisors (see below), whose sum is σ = 9498129024. Its totient is φ = 1187266104.

The previous prime is 4155431389. The next prime is 4155431429. The reversal of 4155431406 is 6041345514.

It is a super-2 number, since 2×4155431406² = 34535220339942273672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49469380 + ... + 49469463.

It is an arithmetic number, because the mean of its divisors is an integer number (593633064).

Almost surely, 2^4155431406 is an apocalyptic number.

4155431406 is an abundant number, since it is smaller than the sum of its proper divisors (5342697618).

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

4155431406 is a wasteful number, since it uses less digits than its factorization.

4155431406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98938855.

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 4155431406 is about 64462.6357357501. The cubic root of 4155431406 is about 1607.7013357400.

The spelling of 4155431406 in words is "four billion, one hundred fifty-five million, four hundred thirty-one thousand, four hundred six".