11854035672 has 32 divisors (see below), whose sum is σ = 31378330800. Its totient is φ = 3718913024.

The previous prime is 11854035671. The next prime is 11854035727. The reversal of 11854035672 is 27653045811.

It is a happy number.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11854035671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14526597 + ... + 14527412.

Almost surely, 2^11854035672 is an apocalyptic number.

11854035672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11854035672 is an abundant number, since it is smaller than the sum of its proper divisors (19524295128).

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

11854035672 is a wasteful number, since it uses less digits than its factorization.

11854035672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29054035 (or 29054031 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 42.

The spelling of 11854035672 in words is "eleven billion, eight hundred fifty-four million, thirty-five thousand, six hundred seventy-two".