201434434554 has 16 divisors (see below), whose sum is σ = 403521824448. Its totient is φ = 67035985632.

The previous prime is 201434434541. The next prime is 201434434567. The reversal of 201434434554 is 455434434102.

201434434554 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (201434434541) and next prime (201434434567).

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, 27202462 + ... + 27209865.

It is an arithmetic number, because the mean of its divisors is an integer number (25220114028).

Almost surely, 2^201434434554 is an apocalyptic number.

201434434554 is an abundant number, since it is smaller than the sum of its proper divisors (202087389894).

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

201434434554 is a wasteful number, since it uses less digits than its factorization.

201434434554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54412949.

The product of its (nonzero) digits is 460800, while the sum is 39.

Adding to 201434434554 its reverse (455434434102), we get a palindrome (656868868656).

The spelling of 201434434554 in words is "two hundred one billion, four hundred thirty-four million, four hundred thirty-four thousand, five hundred fifty-four".