152198721903 has 16 divisors (see below), whose sum is σ = 205484590080. Its totient is φ = 100190620224.

The previous prime is 152198721901. The next prime is 152198721919. The reversal of 152198721903 is 309127891251.

It is a happy number.

It is not a de Polignac number, because 152198721903 - 2¹ = 152198721901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152198721901) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 316578 + ... + 636096.

It is an arithmetic number, because the mean of its divisors is an integer number (12842786880).

Almost surely, 2^152198721903 is an apocalyptic number.

152198721903 is a deficient number, since it is larger than the sum of its proper divisors (53285868177).

152198721903 is a wasteful number, since it uses less digits than its factorization.

152198721903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321518.

The product of its (nonzero) digits is 272160, while the sum is 48.

The spelling of 152198721903 in words is "one hundred fifty-two billion, one hundred ninety-eight million, seven hundred twenty-one thousand, nine hundred three".