145676378507 has 8 divisors (see below), whose sum is σ = 158966619120. Its totient is φ = 132393960160.

The previous prime is 145676378479. The next prime is 145676378521. The reversal of 145676378507 is 705873676541.

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

It is not a de Polignac number, because 145676378507 - 2¹² = 145676374411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145676378807) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1916588 + ... + 1991145.

It is an arithmetic number, because the mean of its divisors is an integer number (19870827390).

Almost surely, 2^145676378507 is an apocalyptic number.

145676378507 is a deficient number, since it is larger than the sum of its proper divisors (13290240613).

145676378507 is a wasteful number, since it uses less digits than its factorization.

145676378507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3911133.

The product of its (nonzero) digits is 29635200, while the sum is 59.

The spelling of 145676378507 in words is "one hundred forty-five billion, six hundred seventy-six million, three hundred seventy-eight thousand, five hundred seven".