40977049761 has 24 divisors (see below), whose sum is σ = 59757709440. Its totient is φ = 27056500416.

The previous prime is 40977049759. The next prime is 40977049783. The reversal of 40977049761 is 16794077904.

40977049761 is a `hidden beast` number, since 4 + 0 + 97 + 7 + 0 + 497 + 61 = 666.

It is not a de Polignac number, because 40977049761 - 2¹ = 40977049759 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40977049698 and 40977049707.

It is not an unprimeable number, because it can be changed into a prime (40977049261) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 503436 + ... + 579138.

It is an arithmetic number, because the mean of its divisors is an integer number (2489904560).

Almost surely, 2^40977049761 is an apocalyptic number.

It is an amenable number.

40977049761 is a deficient number, since it is larger than the sum of its proper divisors (18780659679).

40977049761 is a wasteful number, since it uses less digits than its factorization.

40977049761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76285 (or 76282 counting only the distinct ones).

The product of its (nonzero) digits is 2667168, while the sum is 54.

The spelling of 40977049761 in words is "forty billion, nine hundred seventy-seven million, forty-nine thousand, seven hundred sixty-one".