9156401755 has 16 divisors (see below), whose sum is σ = 11204077248. Its totient is φ = 7182000000.

The previous prime is 9156401747. The next prime is 9156401783. The reversal of 9156401755 is 5571046519.

It is not a de Polignac number, because 9156401755 - 2³ = 9156401747 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6996 + ... + 135505.

It is an arithmetic number, because the mean of its divisors is an integer number (700254828).

Almost surely, 2^9156401755 is an apocalyptic number.

9156401755 is a deficient number, since it is larger than the sum of its proper divisors (2047675493).

9156401755 is a wasteful number, since it uses less digits than its factorization.

9156401755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142758.

The product of its (nonzero) digits is 189000, while the sum is 43.

The square root of 9156401755 is about 95689.0890070545. The cubic root of 9156401755 is about 2092.0639055768.

The spelling of 9156401755 in words is "nine billion, one hundred fifty-six million, four hundred one thousand, seven hundred fifty-five".