4140391554 has 48 divisors (see below), whose sum is σ = 9797022144. Its totient is φ = 1256018400.

The previous prime is 4140391537. The next prime is 4140391559. The reversal of 4140391554 is 4551930414.

It is a happy number.

4140391554 is a `hidden beast` number, since 4 + 14 + 0 + 3 + 91 + 554 = 666.

4140391554 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (4140391559) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 107992 + ... + 141219.

It is an arithmetic number, because the mean of its divisors is an integer number (204104628).

Almost surely, 2^4140391554 is an apocalyptic number.

4140391554 is an abundant number, since it is smaller than the sum of its proper divisors (5656630590).

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

4140391554 is a wasteful number, since it uses less digits than its factorization.

4140391554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249303 (or 249300 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 4140391554 is about 64345.8744132054. The cubic root of 4140391554 is about 1605.7593937498.

The spelling of 4140391554 in words is "four billion, one hundred forty million, three hundred ninety-one thousand, five hundred fifty-four".