61762242440377 has 4 divisors (see below), whose sum is σ = 61762873544320. Its totient is φ = 61761611336436.

The previous prime is 61762242440329. The next prime is 61762242440389. The reversal of 61762242440377 is 77304424226716.

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 61762242440377 - 2³⁵ = 61727882702009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61762242420377) 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, 315405153 + ... + 315600910.

It is an arithmetic number, because the mean of its divisors is an integer number (15440718386080).

Almost surely, 2^{61762242440377} is an apocalyptic number.

It is an amenable number.

61762242440377 is a deficient number, since it is larger than the sum of its proper divisors (631103943).

61762242440377 is an equidigital number, since it uses as much as digits as its factorization.

61762242440377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631103942.

The product of its (nonzero) digits is 18966528, while the sum is 55.

The spelling of 61762242440377 in words is "sixty-one trillion, seven hundred sixty-two billion, two hundred forty-two million, four hundred forty thousand, three hundred seventy-seven".