11641603254 has 16 divisors (see below), whose sum is σ = 23288612400. Its totient is φ = 3879633440.

The previous prime is 11641603229. The next prime is 11641603261. The reversal of 11641603254 is 45230614611.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196977 + ... + 249164.

It is an arithmetic number, because the mean of its divisors is an integer number (1455538275).

Almost surely, 2^11641603254 is an apocalyptic number.

11641603254 is an abundant number, since it is smaller than the sum of its proper divisors (11647009146).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11641603254 is a wasteful number, since it uses less digits than its factorization.

11641603254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450495.

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 11641603254 in words is "eleven billion, six hundred forty-one million, six hundred three thousand, two hundred fifty-four".