5440646154 has 8 divisors (see below), whose sum is σ = 10881292320. Its totient is φ = 1813548716.

The previous prime is 5440646147. The next prime is 5440646161. The reversal of 5440646154 is 4516460445.

It is an interprime number because it is at equal distance from previous prime (5440646147) and next prime (5440646161).

It is a sphenic number, since it is the product of 3 distinct primes.

5440646154 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 453387174 + ... + 453387185.

It is an arithmetic number, because the mean of its divisors is an integer number (1360161540).

Almost surely, 2^5440646154 is an apocalyptic number.

5440646154 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

5440646154 is a wasteful number, since it uses less digits than its factorization.

5440646154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 906774364.

The product of its (nonzero) digits is 230400, while the sum is 39.

The square root of 5440646154 is about 73760.7358558739. The cubic root of 5440646154 is about 1758.8014991722.

The spelling of 5440646154 in words is "five billion, four hundred forty million, six hundred forty-six thousand, one hundred fifty-four".