534521206154 has 8 divisors (see below), whose sum is σ = 863457333060. Its totient is φ = 246702095136.

The previous prime is 534521206139. The next prime is 534521206157. The reversal of 534521206154 is 451602125435.

It can be written as a sum of positive squares in 2 ways, for example, as 524081884225 + 10439321929 = 723935^2 + 102173^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (534521206157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10279253939 + ... + 10279253990.

Almost surely, 2^534521206154 is an apocalyptic number.

534521206154 is a deficient number, since it is larger than the sum of its proper divisors (328936126906).

534521206154 is a wasteful number, since it uses less digits than its factorization.

534521206154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20558507944.

The product of its (nonzero) digits is 144000, while the sum is 38.

The spelling of 534521206154 in words is "five hundred thirty-four billion, five hundred twenty-one million, two hundred six thousand, one hundred fifty-four".