61378533560262 has 8 divisors (see below), whose sum is σ = 122757067120536. Its totient is φ = 20459511186752.

The previous prime is 61378533560251. The next prime is 61378533560273. The reversal of 61378533560262 is 26206533587316.

It is an interprime number because it is at equal distance from previous prime (61378533560251) and next prime (61378533560273).

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

61378533560262 is an admirable number.

It is a congruent number.

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, 5114877796683 + ... + 5114877796694.

It is an arithmetic number, because the mean of its divisors is an integer number (15344633390067).

Almost surely, 2^{61378533560262} is an apocalyptic number.

61378533560262 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61378533560262 is a wasteful number, since it uses less digits than its factorization.

61378533560262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10229755593382.

The product of its (nonzero) digits is 32659200, while the sum is 57.

The spelling of 61378533560262 in words is "sixty-one trillion, three hundred seventy-eight billion, five hundred thirty-three million, five hundred sixty thousand, two hundred sixty-two".