5405444157 has 32 divisors (see below), whose sum is σ = 7412152320. Its totient is φ = 3502920960.

The previous prime is 5405444147. The next prime is 5405444167. The reversal of 5405444157 is 7514445045.

It is an interprime number because it is at equal distance from previous prime (5405444147) and next prime (5405444167).

It is not a de Polignac number, because 5405444157 - 2⁷ = 5405444029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5405444137) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7517644 + ... + 7518362.

It is an arithmetic number, because the mean of its divisors is an integer number (231629760).

Almost surely, 2^5405444157 is an apocalyptic number.

It is an amenable number.

5405444157 is a deficient number, since it is larger than the sum of its proper divisors (2006708163).

5405444157 is a wasteful number, since it uses less digits than its factorization.

5405444157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1233.

The product of its (nonzero) digits is 224000, while the sum is 39.

The square root of 5405444157 is about 73521.7257482440. The cubic root of 5405444157 is about 1755.0000305192. Note that the first 4 decimals are identical.

The spelling of 5405444157 in words is "five billion, four hundred five million, four hundred forty-four thousand, one hundred fifty-seven".