40526721053 has 16 divisors (see below), whose sum is σ = 49888406400. Its totient is φ = 32059077696.

The previous prime is 40526721007. The next prime is 40526721101. The reversal of 40526721053 is 35012762504.

40526721053 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 40526721053 - 2¹⁸ = 40526458909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40526721253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 481298 + ... + 559196.

It is an arithmetic number, because the mean of its divisors is an integer number (3118025400).

Almost surely, 2^40526721053 is an apocalyptic number.

It is an amenable number.

40526721053 is a deficient number, since it is larger than the sum of its proper divisors (9361685347).

40526721053 is a wasteful number, since it uses less digits than its factorization.

40526721053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83636.

The product of its (nonzero) digits is 50400, while the sum is 35.

The spelling of 40526721053 in words is "forty billion, five hundred twenty-six million, seven hundred twenty-one thousand, fifty-three".