40330155351 has 4 divisors (see below), whose sum is σ = 53773540472. Its totient is φ = 26886770232.

The previous prime is 40330155301. The next prime is 40330155361. The reversal of 40330155351 is 15355103304.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 40330155351 - 2²² = 40325961047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40330155301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6721692556 + ... + 6721692561.

It is an arithmetic number, because the mean of its divisors is an integer number (13443385118).

Almost surely, 2^40330155351 is an apocalyptic number.

40330155351 is a deficient number, since it is larger than the sum of its proper divisors (13443385121).

40330155351 is a wasteful number, since it uses less digits than its factorization.

40330155351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13443385120.

The product of its (nonzero) digits is 13500, while the sum is 30.

Adding to 40330155351 its reverse (15355103304), we get a palindrome (55685258655).

The spelling of 40330155351 in words is "forty billion, three hundred thirty million, one hundred fifty-five thousand, three hundred fifty-one".