61037312145363 has 20 divisors (see below), whose sum is σ = 91257059212968. Its totient is φ = 40656791972160.

The previous prime is 61037312145343. The next prime is 61037312145391. The reversal of 61037312145363 is 36354121373016.

61037312145363 is a `hidden beast` number, since 6 + 1 + 0 + 3 + 73 + 1 + 214 + 5 + 363 = 666.

It is not a de Polignac number, because 61037312145363 - 2²⁹ = 61036775274451 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (61037312145343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 321658806 + ... + 321848507.

Almost surely, 2^{61037312145363} is an apocalyptic number.

61037312145363 is a deficient number, since it is larger than the sum of its proper divisors (30219747067605).

61037312145363 is a wasteful number, since it uses less digits than its factorization.

61037312145363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643508496 (or 643508487 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 45.

The spelling of 61037312145363 in words is "sixty-one trillion, thirty-seven billion, three hundred twelve million, one hundred forty-five thousand, three hundred sixty-three".