157401266 has 16 divisors (see below), whose sum is σ = 272717280. Its totient is φ = 67337280.

The previous prime is 157401247. The next prime is 157401269. The reversal of 157401266 is 662104751.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (157401269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210056 + ... + 210803.

It is an arithmetic number, because the mean of its divisors is an integer number (17044830).

Almost surely, 2^157401266 is an apocalyptic number.

157401266 is a deficient number, since it is larger than the sum of its proper divisors (115316014).

157401266 is a wasteful number, since it uses less digits than its factorization.

157401266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420889.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 157401266 is about 12545.9661246155. The cubic root of 157401266 is about 539.9282780830.

The spelling of 157401266 in words is "one hundred fifty-seven million, four hundred one thousand, two hundred sixty-six".