40477838357516 has 24 divisors (see below), whose sum is σ = 85717775346336. Its totient is φ = 16327195303680.

The previous prime is 40477838357447. The next prime is 40477838357543. The reversal of 40477838357516 is 61575383877404.

It is a Smith number, since the sum of its digits (68) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (68).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42518737295 + ... + 42518738246.

It is an arithmetic number, because the mean of its divisors is an integer number (3571573972764).

Almost surely, 2^{40477838357516} is an apocalyptic number.

It is an amenable number.

40477838357516 is an abundant number, since it is smaller than the sum of its proper divisors (45239936988820).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40477838357516 is a wasteful number, since it uses less digits than its factorization.

40477838357516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85037475569 (or 85037475567 counting only the distinct ones).

The product of its (nonzero) digits is 474163200, while the sum is 68.

The spelling of 40477838357516 in words is "forty trillion, four hundred seventy-seven billion, eight hundred thirty-eight million, three hundred fifty-seven thousand, five hundred sixteen".