147766631941 has 4 divisors (see below), whose sum is σ = 147789003712. Its totient is φ = 147744260172.

The previous prime is 147766631939. The next prime is 147766631993. The reversal of 147766631941 is 149136667741.

It is a happy number.

147766631941 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 147766631941 - 2¹ = 147766631939 is a prime.

It is a super-2 number, since 2×147766631941² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147766632941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11175975 + ... + 11189188.

It is an arithmetic number, because the mean of its divisors is an integer number (36947250928).

Almost surely, 2^147766631941 is an apocalyptic number.

It is an amenable number.

147766631941 is a deficient number, since it is larger than the sum of its proper divisors (22371771).

147766631941 is an equidigital number, since it uses as much as digits as its factorization.

147766631941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22371770.

The product of its digits is 4572288, while the sum is 55.

The spelling of 147766631941 in words is "one hundred forty-seven billion, seven hundred sixty-six million, six hundred thirty-one thousand, nine hundred forty-one".