40261502043 has 36 divisors (see below), whose sum is σ = 69223573848. Its totient is φ = 22471525440.

The previous prime is 40261502009. The next prime is 40261502051. The reversal of 40261502043 is 34020516204.

40261502043 is a `hidden beast` number, since 4 + 0 + 2 + 615 + 0 + 2 + 0 + 43 = 666.

It is not a de Polignac number, because 40261502043 - 2⁶ = 40261501979 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40261501998 and 40261502016.

It is not an unprimeable number, because it can be changed into a prime (40261500043) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1042618 + ... + 1080543.

Almost surely, 2^40261502043 is an apocalyptic number.

40261502043 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

40261502043 is a deficient number, since it is larger than the sum of its proper divisors (28962071805).

40261502043 is a wasteful number, since it uses less digits than its factorization.

40261502043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2123224 (or 2123214 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The spelling of 40261502043 in words is "forty billion, two hundred sixty-one million, five hundred two thousand, forty-three".