40674155641 has 12 divisors (see below), whose sum is σ = 47334077028. Its totient is φ = 34849383072.

The previous prime is 40674155633. The next prime is 40674155693. The reversal of 40674155641 is 14655147604.

It can be written as a sum of positive squares in 2 ways, for example, as 21551414416 + 19122741225 = 146804^2 + 138285^2 .

It is not a de Polignac number, because 40674155641 - 2³ = 40674155633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40674155941) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46186 + ... + 288931.

It is an arithmetic number, because the mean of its divisors is an integer number (3944506419).

Almost surely, 2^40674155641 is an apocalyptic number.

It is an amenable number.

40674155641 is a deficient number, since it is larger than the sum of its proper divisors (6659921387).

40674155641 is a wasteful number, since it uses less digits than its factorization.

40674155641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337608 (or 337601 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 43.

The spelling of 40674155641 in words is "forty billion, six hundred seventy-four million, one hundred fifty-five thousand, six hundred forty-one".