434011011551 has 32 divisors (see below), whose sum is σ = 498180243456. Its totient is φ = 374558400000.

The previous prime is 434011011547. The next prime is 434011011587. The reversal of 434011011551 is 155110110434.

It is a cyclic number.

It is not a de Polignac number, because 434011011551 - 2² = 434011011547 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 434011011551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434011017551) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31693616 + ... + 31707306.

It is an arithmetic number, because the mean of its divisors is an integer number (15568132608).

Almost surely, 2^434011011551 is an apocalyptic number.

434011011551 is a deficient number, since it is larger than the sum of its proper divisors (64169231905).

434011011551 is a wasteful number, since it uses less digits than its factorization.

434011011551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14663.

The product of its (nonzero) digits is 1200, while the sum is 26.

Adding to 434011011551 its reverse (155110110434), we get a palindrome (589121121985).

The spelling of 434011011551 in words is "four hundred thirty-four billion, eleven million, eleven thousand, five hundred fifty-one".