152943967942954 has 4 divisors (see below), whose sum is σ = 229415951914434. Its totient is φ = 76471983971476.

The previous prime is 152943967942919. The next prime is 152943967942991. The reversal of 152943967942954 is 459249769349251.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 148955068231225 + 3988899711729 = 12204715^2 + 1997223^2 .

It is a super-2 number, since 2×152943967942954² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38235991985737 + ... + 38235991985740.

Almost surely, 2^{152943967942954} is an apocalyptic number.

152943967942954 is a deficient number, since it is larger than the sum of its proper divisors (76471983971480).

152943967942954 is an equidigital number, since it uses as much as digits as its factorization.

152943967942954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76471983971479.

The product of its digits is 5290790400, while the sum is 79.

The spelling of 152943967942954 in words is "one hundred fifty-two trillion, nine hundred forty-three billion, nine hundred sixty-seven million, nine hundred forty-two thousand, nine hundred fifty-four".