156435279361 has 9 divisors (see below), whose sum is σ = 157640080899. Its totient is φ = 155239625424.

The previous prime is 156435279349. The next prime is 156435279431. The reversal of 156435279361 is 163972534651.

The square root of 156435279361 is 395519.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 91890828225 + 64544451136 = 303135^2 + 254056^2 .

It is not a de Polignac number, because 156435279361 - 2¹⁹ = 156434755073 is a prime.

It is a super-2 number, since 2×156435279361² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

Its product of digits (4082400) is a multiple of the sum of its prime divisors (3024).

It is a junction number, because it is equal to n+sod(n) for n = 156435279299 and 156435279308.

It is not an unprimeable number, because it can be changed into a prime (156435279961) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 54184660 + ... + 54187546.

Almost surely, 2^156435279361 is an apocalyptic number.

156435279361 is the 395519-th square number.

156435279361 is the 197760-th centered octagonal number.

It is an amenable number.

156435279361 is a deficient number, since it is larger than the sum of its proper divisors (1204801538).

156435279361 is an frugal number, since it uses more digits than its factorization.

156435279361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6048 (or 3024 counting only the distinct ones).

The product of its digits is 4082400, while the sum is 52.

The spelling of 156435279361 in words is "one hundred fifty-six billion, four hundred thirty-five million, two hundred seventy-nine thousand, three hundred sixty-one".