240135742954 has 8 divisors (see below), whose sum is σ = 362832838308. Its totient is φ = 119191463520.

The previous prime is 240135742933. The next prime is 240135742991. The reversal of 240135742954 is 459247531042.

It can be written as a sum of positive squares in 2 ways, for example, as 240024545929 + 111197025 = 489923^2 + 10545^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×240135742954² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 438203637 + ... + 438204184.

Almost surely, 2^240135742954 is an apocalyptic number.

240135742954 is a deficient number, since it is larger than the sum of its proper divisors (122697095354).

240135742954 is a wasteful number, since it uses less digits than its factorization.

240135742954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 876407960.

The product of its (nonzero) digits is 1209600, while the sum is 46.

The spelling of 240135742954 in words is "two hundred forty billion, one hundred thirty-five million, seven hundred forty-two thousand, nine hundred fifty-four".