40997481441 has 8 divisors (see below), whose sum is σ = 62472352704. Its totient is φ = 23427132240.

The previous prime is 40997481409. The next prime is 40997481461. The reversal of 40997481441 is 14418479904.

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

It is not a de Polignac number, because 40997481441 - 2⁵ = 40997481409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40997481461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 976130490 + ... + 976130531.

It is an arithmetic number, because the mean of its divisors is an integer number (7809044088).

Almost surely, 2^40997481441 is an apocalyptic number.

It is an amenable number.

40997481441 is a deficient number, since it is larger than the sum of its proper divisors (21474871263).

40997481441 is a wasteful number, since it uses less digits than its factorization.

40997481441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1952261031.

The product of its (nonzero) digits is 1161216, while the sum is 51.

The spelling of 40997481441 in words is "forty billion, nine hundred ninety-seven million, four hundred eighty-one thousand, four hundred forty-one".