240046025455661 has 4 divisors (see below), whose sum is σ = 240534917565024. Its totient is φ = 239557133346300.

The previous prime is 240046025455631. The next prime is 240046025455667. The reversal of 240046025455661 is 166554520640042.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 240046025455661 - 2³⁴ = 240028845586477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240046025455667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 244446053945 + ... + 244446054926.

It is an arithmetic number, because the mean of its divisors is an integer number (60133729391256).

Almost surely, 2^{240046025455661} is an apocalyptic number.

It is an amenable number.

240046025455661 is a deficient number, since it is larger than the sum of its proper divisors (488892109363).

240046025455661 is an equidigital number, since it uses as much as digits as its factorization.

240046025455661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488892109362.

The product of its (nonzero) digits is 6912000, while the sum is 50.

The spelling of 240046025455661 in words is "two hundred forty trillion, forty-six billion, twenty-five million, four hundred fifty-five thousand, six hundred sixty-one".