61452078840262 has 32 divisors (see below), whose sum is σ = 106109021053440. Its totient is φ = 26418089565120.

The previous prime is 61452078840247. The next prime is 61452078840283. The reversal of 61452078840262 is 26204887025416.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 682240338 + ... + 682330405.

It is an arithmetic number, because the mean of its divisors is an integer number (3315906907920).

Almost surely, 2^{61452078840262} is an apocalyptic number.

61452078840262 is a deficient number, since it is larger than the sum of its proper divisors (44656942213178).

61452078840262 is a wasteful number, since it uses less digits than its factorization.

61452078840262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1364570868.

The product of its (nonzero) digits is 10321920, while the sum is 55.

The spelling of 61452078840262 in words is "sixty-one trillion, four hundred fifty-two billion, seventy-eight million, eight hundred forty thousand, two hundred sixty-two".