40241501251 has 16 divisors (see below), whose sum is σ = 46136160000. Its totient is φ = 34383428640.

The previous prime is 40241501243. The next prime is 40241501263. The reversal of 40241501251 is 15210514204.

It is a cyclic number.

It is not a de Polignac number, because 40241501251 - 2³ = 40241501243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40241501221) 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, 5362500 + ... + 5369998.

It is an arithmetic number, because the mean of its divisors is an integer number (2883510000).

Almost surely, 2^40241501251 is an apocalyptic number.

40241501251 is a deficient number, since it is larger than the sum of its proper divisors (5894658749).

40241501251 is a wasteful number, since it uses less digits than its factorization.

40241501251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9834.

The product of its (nonzero) digits is 1600, while the sum is 25.

The spelling of 40241501251 in words is "forty billion, two hundred forty-one million, five hundred one thousand, two hundred fifty-one".