660053150254 has 4 divisors (see below), whose sum is σ = 990079725384. Its totient is φ = 330026575126.

The previous prime is 660053150233. The next prime is 660053150257. The reversal of 660053150254 is 452051350066.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 452051350066 = 2 ⋅226025675033.

It is a super-2 number, since 2×660053150254² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (660053150257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165013287562 + ... + 165013287565.

It is an arithmetic number, because the mean of its divisors is an integer number (247519931346).

Almost surely, 2^660053150254 is an apocalyptic number.

660053150254 is a deficient number, since it is larger than the sum of its proper divisors (330026575130).

660053150254 is a wasteful number, since it uses less digits than its factorization.

660053150254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330026575129.

The product of its (nonzero) digits is 108000, while the sum is 37.

The spelling of 660053150254 in words is "six hundred sixty billion, fifty-three million, one hundred fifty thousand, two hundred fifty-four".