40125649539362 has 16 divisors (see below), whose sum is σ = 60599150638200. Its totient is φ = 19925962557312.

The previous prime is 40125649539341. The next prime is 40125649539373. The reversal of 40125649539362 is 26393594652104.

It is a Cunningham number, because it is equal to 6334481²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 31756842773041 + 8368806766321 = 5635321^2 + 2892889^2 .

It is a super-2 number, since 2×40125649539362² (a number of 28 digits) contains 22 as substring.

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, 4783883 + ... + 10155630.

Almost surely, 2^{40125649539362} is an apocalyptic number.

40125649539362 is a deficient number, since it is larger than the sum of its proper divisors (20473501098838).

40125649539362 is a wasteful number, since it uses less digits than its factorization.

40125649539362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14948677.

The product of its (nonzero) digits is 41990400, while the sum is 59.

The spelling of 40125649539362 in words is "forty trillion, one hundred twenty-five billion, six hundred forty-nine million, five hundred thirty-nine thousand, three hundred sixty-two".