745052478102 has 80 divisors (see below), whose sum is σ = 1675248391872. Its totient is φ = 247492506240.

The previous prime is 745052478097. The next prime is 745052478143. The reversal of 745052478102 is 201874250547.

745052478102 is a `hidden beast` number, since 7 + 4 + 50 + 524 + 78 + 1 + 0 + 2 = 666.

It is a super-3 number, since 3×745052478102³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 66534768 + ... + 66545964.

Almost surely, 2^745052478102 is an apocalyptic number.

745052478102 is an abundant number, since it is smaller than the sum of its proper divisors (930195913770).

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

745052478102 is a wasteful number, since it uses less digits than its factorization.

745052478102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12595 (or 12586 counting only the distinct ones).

The product of its (nonzero) digits is 627200, while the sum is 45.

The spelling of 745052478102 in words is "seven hundred forty-five billion, fifty-two million, four hundred seventy-eight thousand, one hundred two".