537651378654 has 64 divisors (see below), whose sum is σ = 1241025698304. Its totient is φ = 153961796736.

The previous prime is 537651378653. The next prime is 537651378661. The reversal of 537651378654 is 456873156735.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537651378653) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3983544 + ... + 4116299.

It is an arithmetic number, because the mean of its divisors is an integer number (19391026536).

Almost surely, 2^537651378654 is an apocalyptic number.

537651378654 is an abundant number, since it is smaller than the sum of its proper divisors (703374319650).

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

537651378654 is a wasteful number, since it uses less digits than its factorization.

537651378654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8099921.

The product of its digits is 63504000, while the sum is 60.

The spelling of 537651378654 in words is "five hundred thirty-seven billion, six hundred fifty-one million, three hundred seventy-eight thousand, six hundred fifty-four".